<?xml version="1.0" encoding="us-ascii"?>
<!--XBRL document created with Toppan Merrill Bridge  11.4.0.1 -->
<!--Based on XBRL 2.1-->
<!--Created on: 8/13/2026 11:14:20 AM-->
<!--Modified on: 8/13/2026 11:14:20 AM-->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xbrli="http://www.xbrl.org/2003/instance">
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#StatementCondensedConsolidatedInterimStatementsOfIncomeAndComprehensiveIncome" roleURI="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfIncomeAndComprehensiveIncome" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#StatementCondensedConsolidatedInterimStatementsOfFinancialPosition" roleURI="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfFinancialPosition" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#StatementCondensedConsolidatedInterimStatementsOfCashFlows" roleURI="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfCashFlows" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureExpensesByNatureDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureExpensesByNatureDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureOtherOperatingIncomeExpenseDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureOtherOperatingIncomeExpenseDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureIncomeTaxChargeCreditComponentsOfIncomeTaxExpenseBenefitDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureIncomeTaxChargeCreditComponentsOfIncomeTaxExpenseBenefitDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureFinanceCostsIncomeDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureFinanceCostsIncomeDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureLossEarningsPerShareDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureLossEarningsPerShareDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureShareCapitalAndReservesNatureAndPurposeOfOtherReservesDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureShareCapitalAndReservesNatureAndPurposeOfOtherReservesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureTradeAndOtherReceivablesDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureTradeAndOtherReceivablesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureTradeAndOtherPayablesDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureTradeAndOtherPayablesDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureFinancialRiskManagementAndImpairmentOfFinancialAssetsMaturityAnalysisDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureFinancialRiskManagementAndImpairmentOfFinancialAssetsMaturityAnalysisDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <roleRef xlink:type="simple" xlink:href="evtl-20260630.xsd#DisclosureRelatedPartyTransactionsKeyManagementPersonnelCompensationDetails" roleURI="http://www.deitaxonomy.com/role/DisclosureRelatedPartyTransactionsKeyManagementPersonnelCompensationDetails" xmlns="http://www.xbrl.org/2003/linkbase" />
  <link:arcroleRef arcroleURI="https://xbrl.org/2023/arcrole/summation-item" xlink:type="simple" xlink:href="https://www.xbrl.org/2023/calculation-1.1.xsd#summation-item" />
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfIncomeAndComprehensiveIncome" xlink:type="extended" xlink:title="00100 - Statement - Condensed Consolidated Interim Statements of Income and Comprehensive Income" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ComprehensiveIncome" xlink:label="ComprehensiveIncome" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncome" xlink:label="ifrs-full_OtherComprehensiveIncome_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ComprehensiveIncome" xlink:to="ifrs-full_OtherComprehensiveIncome_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation" xlink:label="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherComprehensiveIncome_639222164578618967" xlink:to="ifrs-full_OtherComprehensiveIncomeNetOfTaxExchangeDifferencesOnTranslation_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ComprehensiveIncome" xlink:to="ifrs-full_ProfitLoss_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLoss_639222164578618967" xlink:to="ifrs-full_IncomeTaxExpenseContinuingOperations_639222164578618967" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossBeforeTax" xlink:label="ifrs-full_ProfitLossBeforeTax_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLoss_639222164578618967" xlink:to="ifrs-full_ProfitLossBeforeTax_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_FinanceIncomeCost" xlink:label="ifrs-full_FinanceIncomeCost_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossBeforeTax_639222164578618967" xlink:to="ifrs-full_FinanceIncomeCost_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome" xlink:label="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_FinanceIncomeCost_639222164578618967" xlink:to="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_FinanceCostsExcludingRelatedPartyFinanceCosts" xlink:label="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_FinanceIncomeCost_639222164578618967" xlink:to="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_639222164578618967" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyFinanceIncomeCosts" xlink:label="evtl_RelatedPartyFinanceIncomeCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_FinanceIncomeCost_639222164578618967" xlink:to="evtl_RelatedPartyFinanceIncomeCosts_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossFromOperatingActivities" xlink:label="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossBeforeTax_639222164578618967" xlink:to="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ResearchAndDevelopmentExpense" xlink:label="ifrs-full_ResearchAndDevelopmentExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" xlink:to="ifrs-full_ResearchAndDevelopmentExpense_639222164578618967" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdministrativeExpense" xlink:label="ifrs-full_AdministrativeExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" xlink:to="ifrs-full_AdministrativeExpense_639222164578618967" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdministrativeExpenseRelatedPartyTransactions" xlink:label="evtl_AdministrativeExpenseRelatedPartyTransactions_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" xlink:to="evtl_AdministrativeExpenseRelatedPartyTransactions_639222164578618967" order="3" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherOperatingIncomeExpense" xlink:label="ifrs-full_OtherOperatingIncomeExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossFromOperatingActivities_639222164578618967" xlink:to="ifrs-full_OtherOperatingIncomeExpense_639222164578618967" order="4" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfFinancialPosition" xlink:type="extended" xlink:title="00200 - Statement - Condensed Consolidated Interim Statements of Financial Position" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Assets" xlink:label="Assets" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentAssets" xlink:label="ifrs-full_NoncurrentAssets_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="Assets" xlink:to="ifrs-full_NoncurrentAssets_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PropertyPlantAndEquipment" xlink:label="ifrs-full_PropertyPlantAndEquipment_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_NoncurrentAssets_639222164578618967" xlink:to="ifrs-full_PropertyPlantAndEquipment_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentRestrictedCashAndCashEquivalents" xlink:label="ifrs-full_NoncurrentRestrictedCashAndCashEquivalents_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_NoncurrentAssets_639222164578618967" xlink:to="ifrs-full_NoncurrentRestrictedCashAndCashEquivalents_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RightofuseAssets" xlink:label="ifrs-full_RightofuseAssets_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_NoncurrentAssets_639222164578618967" xlink:to="ifrs-full_RightofuseAssets_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentAssets" xlink:label="ifrs-full_CurrentAssets_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="Assets" xlink:to="ifrs-full_CurrentAssets_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivables" xlink:label="ifrs-full_TradeAndOtherCurrentReceivables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentAssets_639222164578618967" xlink:to="ifrs-full_TradeAndOtherCurrentReceivables_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashAndCashEquivalents" xlink:label="ifrs-full_CashAndCashEquivalents_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentAssets_639222164578618967" xlink:to="ifrs-full_CashAndCashEquivalents_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentRestrictedCashAndCashEquivalents" xlink:label="ifrs-full_CurrentRestrictedCashAndCashEquivalents_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentAssets_639222164578618967" xlink:to="ifrs-full_CurrentRestrictedCashAndCashEquivalents_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EquityAndLiabilities" xlink:label="EquityAndLiabilities" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Equity" xlink:label="ifrs-full_Equity_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="EquityAndLiabilities" xlink:to="ifrs-full_Equity_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherReserves" xlink:label="ifrs-full_OtherReserves_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Equity_639222164578618967" xlink:to="ifrs-full_OtherReserves_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TreasuryShares" xlink:label="ifrs-full_TreasuryShares_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Equity_639222164578618967" xlink:to="ifrs-full_TreasuryShares_639222164578618967" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SharePremium" xlink:label="ifrs-full_SharePremium_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Equity_639222164578618967" xlink:to="ifrs-full_SharePremium_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RetainedEarnings" xlink:label="ifrs-full_RetainedEarnings_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Equity_639222164578618967" xlink:to="ifrs-full_RetainedEarnings_639222164578618967" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IssuedCapital" xlink:label="ifrs-full_IssuedCapital_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Equity_639222164578618967" xlink:to="ifrs-full_IssuedCapital_639222164578618967" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_Liabilities" xlink:label="ifrs-full_Liabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="EquityAndLiabilities" xlink:to="ifrs-full_Liabilities_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLiabilities" xlink:label="ifrs-full_NoncurrentLiabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Liabilities_639222164578618967" xlink:to="ifrs-full_NoncurrentLiabilities_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NoncurrentLeaseLiabilities" xlink:label="ifrs-full_NoncurrentLeaseLiabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_NoncurrentLiabilities_639222164578618967" xlink:to="ifrs-full_NoncurrentLeaseLiabilities_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherLongtermProvisions" xlink:label="ifrs-full_OtherLongtermProvisions_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_NoncurrentLiabilities_639222164578618967" xlink:to="ifrs-full_OtherLongtermProvisions_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLiabilities" xlink:label="ifrs-full_CurrentLiabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_Liabilities_639222164578618967" xlink:to="ifrs-full_CurrentLiabilities_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayables" xlink:label="ifrs-full_TradeAndOtherCurrentPayables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentLiabilities_639222164578618967" xlink:to="ifrs-full_TradeAndOtherCurrentPayables_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentLeaseLiabilities" xlink:label="ifrs-full_CurrentLeaseLiabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentLiabilities_639222164578618967" xlink:to="ifrs-full_CurrentLeaseLiabilities_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentFinancialLiabilitiesAtFairValueThroughProfitOrLoss" xlink:label="ifrs-full_CurrentFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CurrentLiabilities_639222164578618967" xlink:to="ifrs-full_CurrentFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" order="3" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/StatementCondensedConsolidatedInterimStatementsOfCashFlows" xlink:type="extended" xlink:title="00300 - Statement - Condensed Consolidated Interim Statements of Cash Flows" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:label="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperatingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables" xlink:label="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" xlink:to="ifrs-full_AdjustmentsForDecreaseIncreaseInTradeAndOtherReceivables_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables" xlink:label="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" xlink:to="ifrs-full_AdjustmentsForIncreaseDecreaseInTradeAndOtherPayables_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital" xlink:label="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" xlink:to="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForIncomeTaxExpense" xlink:label="ifrs-full_AdjustmentsForIncomeTaxExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="ifrs-full_AdjustmentsForIncomeTaxExpense_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForSharebasedPayments" xlink:label="ifrs-full_AdjustmentsForSharebasedPayments_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="ifrs-full_AdjustmentsForSharebasedPayments_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLoss" xlink:label="ifrs-full_ProfitLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="ifrs-full_ProfitLoss_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdjustmentsForDepreciationOnRightOfUseAssets" xlink:label="evtl_AdjustmentsForDepreciationOnRightOfUseAssets_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="evtl_AdjustmentsForDepreciationOnRightOfUseAssets_639222164578618967" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense" xlink:label="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="ifrs-full_AdjustmentsForDepreciationAndAmortisationExpense_639222164578618967" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdjustmentsForRelatedPartyFinanceIncomeCost" xlink:label="evtl_AdjustmentsForRelatedPartyFinanceIncomeCost_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="evtl_AdjustmentsForRelatedPartyFinanceIncomeCost_639222164578618967" order="6" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdjustmentsForFinanceIncomeCostOtherThanRelatedPartyFinanceIncomeCost" xlink:label="evtl_AdjustmentsForFinanceIncomeCostOtherThanRelatedPartyFinanceIncomeCost_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperationsBeforeChangesInWorkingCapital_639222164578618967" xlink:to="evtl_AdjustmentsForFinanceIncomeCostOtherThanRelatedPartyFinanceIncomeCost_639222164578618967" order="7" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities" xlink:label="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInOperatingActivities_639222164578618967" xlink:to="ifrs-full_IncomeTaxesPaidRefundClassifiedAsOperatingActivities_639222164578618967" order="4" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInInvestingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInInvestingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="ifrs-full_CashFlowsFromUsedInInvestingActivities_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestReceivedClassifiedAsInvestingActivities" xlink:label="ifrs-full_InterestReceivedClassifiedAsInvestingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities_639222164578618967" xlink:to="ifrs-full_InterestReceivedClassifiedAsInvestingActivities_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities" xlink:label="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInInvestingActivities_639222164578618967" xlink:to="ifrs-full_PurchaseOfPropertyPlantAndEquipmentClassifiedAsInvestingActivities_639222164578618967" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CashFlowsFromUsedInFinancingActivities" xlink:label="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="IncreaseDecreaseInCashAndCashEquivalentsBeforeEffectOfExchangeRateChanges" xlink:to="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures" xlink:label="ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="ifrs-full_ProceedsFromIssueOfBondsNotesAndDebentures_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProceedsFromIssueOfPreferenceShares" xlink:label="ifrs-full_ProceedsFromIssueOfPreferenceShares_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="ifrs-full_ProceedsFromIssueOfPreferenceShares_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities" xlink:label="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="ifrs-full_PaymentsOfLeaseLiabilitiesClassifiedAsFinancingActivities_639222164578618967" order="3" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_PaymentsForShareIssueCosts" xlink:label="ifrs-full_PaymentsForShareIssueCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="ifrs-full_PaymentsForShareIssueCosts_639222164578618967" order="4" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ProceedsFromIssuingSharesToRelatedParty" xlink:label="evtl_ProceedsFromIssuingSharesToRelatedParty_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="evtl_ProceedsFromIssuingSharesToRelatedParty_639222164578618967" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ProceedsFromIssuingWarrantsToRelatedParty" xlink:label="evtl_ProceedsFromIssuingWarrantsToRelatedParty_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="evtl_ProceedsFromIssuingWarrantsToRelatedParty_639222164578618967" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ProceedsFromIssuingSharesOtherThanToRelatedParties" xlink:label="evtl_ProceedsFromIssuingSharesOtherThanToRelatedParties_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="evtl_ProceedsFromIssuingSharesOtherThanToRelatedParties_639222164578618967" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ProceedsFromIssuesOfWarrantsToPartiesOtherThanRelatedParties" xlink:label="evtl_ProceedsFromIssuesOfWarrantsToPartiesOtherThanRelatedParties_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_CashFlowsFromUsedInFinancingActivities_639222164578618967" xlink:to="evtl_ProceedsFromIssuesOfWarrantsToPartiesOtherThanRelatedParties_639222164578618967" order="8" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureExpensesByNatureDetails" xlink:type="extended" xlink:title="40401 - Disclosure - Expenses by nature (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ExpenseByNature" xlink:label="ifrs-full_ExpenseByNature" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_EmployeeBenefitsExpenseExcludingShareBasedPaymentExpenses" xlink:label="evtl_EmployeeBenefitsExpenseExcludingShareBasedPaymentExpenses_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_EmployeeBenefitsExpenseExcludingShareBasedPaymentExpenses_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ConsultancyCosts" xlink:label="evtl_ConsultancyCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_ConsultancyCosts_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ExpenseCreditFromShareBasedPaymentTransactionsWithEmployees" xlink:label="evtl_ExpenseCreditFromShareBasedPaymentTransactionsWithEmployees_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_ExpenseCreditFromShareBasedPaymentTransactionsWithEmployees_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ExpenseOfComponentsPartsAndTooling" xlink:label="evtl_ExpenseOfComponentsPartsAndTooling_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_ExpenseOfComponentsPartsAndTooling_639222164578618967" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_LegalAndFinancialAdvisoryCosts" xlink:label="evtl_LegalAndFinancialAdvisoryCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_LegalAndFinancialAdvisoryCosts_639222164578618967" order="5" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_HrAdvisoryAndRecruitmentCosts" xlink:label="evtl_HrAdvisoryAndRecruitmentCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_HrAdvisoryAndRecruitmentCosts_639222164578618967" order="6" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ItHardwareAndSoftwareCosts" xlink:label="evtl_ItHardwareAndSoftwareCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_ItHardwareAndSoftwareCosts_639222164578618967" order="7" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InsuranceExpense" xlink:label="ifrs-full_InsuranceExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_InsuranceExpense_639222164578618967" order="8" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_SalesAndMarketingExpense" xlink:label="ifrs-full_SalesAndMarketingExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_SalesAndMarketingExpense_639222164578618967" order="9" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_PremisesExpenses" xlink:label="evtl_PremisesExpenses_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_PremisesExpenses_639222164578618967" order="10" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TravelExpense" xlink:label="ifrs-full_TravelExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_TravelExpense_639222164578618967" order="11" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AviationAndAerospaceRegulatoryFees" xlink:label="evtl_AviationAndAerospaceRegulatoryFees_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_AviationAndAerospaceRegulatoryFees_639222164578618967" order="12" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationExpense" xlink:label="ifrs-full_DepreciationExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_DepreciationExpense_639222164578618967" order="13" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DepreciationRightofuseAssets" xlink:label="ifrs-full_DepreciationRightofuseAssets_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_DepreciationRightofuseAssets_639222164578618967" order="14" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AmortisationExpense" xlink:label="ifrs-full_AmortisationExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_AmortisationExpense_639222164578618967" order="15" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_OtherAdministrativeExpense" xlink:label="evtl_OtherAdministrativeExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="evtl_OtherAdministrativeExpense_639222164578618967" order="16" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_EmployeeBenefitsExpense" xlink:label="ifrs-full_EmployeeBenefitsExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ExpenseByNature" xlink:to="ifrs-full_EmployeeBenefitsExpense_639222164578618967" order="17" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureOtherOperatingIncomeExpenseDetails" xlink:type="extended" xlink:title="40601 - Disclosure - Other operating income/(expense) (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherOperatingIncomeExpense" xlink:label="ifrs-full_OtherOperatingIncomeExpense" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_RevenueFromGovernmentGrants" xlink:label="ifrs-full_RevenueFromGovernmentGrants_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherOperatingIncomeExpense" xlink:to="ifrs-full_RevenueFromGovernmentGrants_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ResearchAndDevelopmentExpenditureCreditReversal" xlink:label="evtl_ResearchAndDevelopmentExpenditureCreditReversal_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherOperatingIncomeExpense" xlink:to="evtl_ResearchAndDevelopmentExpenditureCreditReversal_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_CommercialSettlementsAndOtherOperatingExpenses" xlink:label="evtl_CommercialSettlementsAndOtherOperatingExpenses_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherOperatingIncomeExpense" xlink:to="evtl_CommercialSettlementsAndOtherOperatingExpenses_639222164578618967" order="3" use="optional" weight="-1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureIncomeTaxChargeCreditComponentsOfIncomeTaxExpenseBenefitDetails" xlink:type="extended" xlink:title="40701 - Disclosure - Income tax (charge)/credit - Components of income tax expense (benefit) (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_IncomeTaxExpenseContinuingOperations" xlink:label="ifrs-full_IncomeTaxExpenseContinuingOperations_1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_TaxBenefitArisingFromEnhancedResearchAndDevelopmentIntensiveSupportScheme" xlink:label="evtl_TaxBenefitArisingFromEnhancedResearchAndDevelopmentIntensiveSupportScheme_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations_1" xlink:to="evtl_TaxBenefitArisingFromEnhancedResearchAndDevelopmentIntensiveSupportScheme_639222164578618967" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_TaxChargeOnResearchAndDevelopmentExpenditureCredit" xlink:label="evtl_TaxChargeOnResearchAndDevelopmentExpenditureCredit_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations_1" xlink:to="evtl_TaxChargeOnResearchAndDevelopmentExpenditureCredit_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TaxBenefitArisingFromPreviouslyUnrecognisedTaxLossTaxCreditOrTemporaryDifferenceOfPriorPeriodUsedToReduceCurrentTaxExpense" xlink:label="ifrs-full_TaxBenefitArisingFromPreviouslyUnrecognisedTaxLossTaxCreditOrTemporaryDifferenceOfPriorPeriodUsedToReduceCurrentTaxExpense_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_IncomeTaxExpenseContinuingOperations_1" xlink:to="ifrs-full_TaxBenefitArisingFromPreviouslyUnrecognisedTaxLossTaxCreditOrTemporaryDifferenceOfPriorPeriodUsedToReduceCurrentTaxExpense_639222164578618967" order="3" use="optional" weight="-1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureFinanceCostsIncomeDetails" xlink:type="extended" xlink:title="40801 - Disclosure - Finance (costs)/income (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_FinanceCostsExcludingRelatedPartyFinanceCosts" xlink:label="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_2" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestExpenseOnLeaseLiabilities" xlink:label="ifrs-full_InterestExpenseOnLeaseLiabilities_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_2" xlink:to="ifrs-full_InterestExpenseOnLeaseLiabilities_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ForeignExchangeLoss" xlink:label="ifrs-full_ForeignExchangeLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_2" xlink:to="ifrs-full_ForeignExchangeLoss_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_ChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossWithNonRelatedPartyClassifiedAsFinanceCosts" xlink:label="evtl_ChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossWithNonRelatedPartyClassifiedAsFinanceCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceCostsExcludingRelatedPartyFinanceCosts_2" xlink:to="evtl_ChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossWithNonRelatedPartyClassifiedAsFinanceCosts_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome" xlink:label="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_2" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherFinanceIncome" xlink:label="ifrs-full_OtherFinanceIncome_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_2" xlink:to="ifrs-full_OtherFinanceIncome_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ForeignExchangeGain" xlink:label="ifrs-full_ForeignExchangeGain_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_2" xlink:to="ifrs-full_ForeignExchangeGain_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_InterestIncomeOnDeposits" xlink:label="ifrs-full_InterestIncomeOnDeposits_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_FinanceIncomeExcludingRelatedPartyFinanceIncome_2" xlink:to="ifrs-full_InterestIncomeOnDeposits_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyFinanceIncomeCosts" xlink:label="evtl_RelatedPartyFinanceIncomeCosts_2" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyFinanceCosts" xlink:label="evtl_RelatedPartyFinanceCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_RelatedPartyFinanceIncomeCosts_2" xlink:to="evtl_RelatedPartyFinanceCosts_639222164578618967" order="1" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceCosts" xlink:label="evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceCosts_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_RelatedPartyFinanceCosts_639222164578618967" xlink:to="evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceCosts_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyTransactionsInterestExpenseOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitOrLoss" xlink:label="evtl_RelatedPartyTransactionsInterestExpenseOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitOrLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_RelatedPartyFinanceCosts_639222164578618967" xlink:to="evtl_RelatedPartyTransactionsInterestExpenseOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitOrLoss_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyFinanceIncome" xlink:label="evtl_RelatedPartyFinanceIncome_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_RelatedPartyFinanceIncomeCosts_2" xlink:to="evtl_RelatedPartyFinanceIncome_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceIncome" xlink:label="evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceIncome_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_RelatedPartyFinanceIncome_639222164578618967" xlink:to="evtl_RelatedPartyTransactionsChangeInFairValueOnFinancialLiabilitiesDesignatedAtFairValueThroughProfitAndLossClassifiedAsFinanceIncome_639222164578618967" order="1" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureLossEarningsPerShareDetails" xlink:type="extended" xlink:title="40901 - Disclosure - (Loss))/earnings per share (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects" xlink:label="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity" xlink:label="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects" xlink:to="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntity_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdjustmentForDilutiveEffectOfFairValueMovementsOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss" xlink:label="evtl_AdjustmentForDilutiveEffectOfFairValueMovementsOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects" xlink:to="evtl_AdjustmentForDilutiveEffectOfFairValueMovementsOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" order="2" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_AdjustmentForDilutiveEffectOfInterestOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss" xlink:label="evtl_AdjustmentForDilutiveEffectOfInterestOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_ProfitLossAttributableToOrdinaryEquityHoldersOfParentEntityIncludingDilutiveEffects" xlink:to="evtl_AdjustmentForDilutiveEffectOfInterestOnFinancialLiabilitiesAtFairValueThroughProfitOrLoss_639222164578618967" order="3" use="optional" weight="-1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AdjustedWeightedAverageShares" xlink:label="ifrs-full_AdjustedWeightedAverageShares" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WeightedAverageShares" xlink:label="ifrs-full_WeightedAverageShares_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_AdjustedWeightedAverageShares" xlink:to="ifrs-full_WeightedAverageShares_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares" xlink:label="ifrs-full_DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_AdjustedWeightedAverageShares" xlink:to="ifrs-full_DilutiveEffectOfConvertibleInstrumentsOnNumberOfOrdinaryShares_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares" xlink:label="ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_AdjustedWeightedAverageShares" xlink:to="ifrs-full_DilutiveEffectOfShareOptionsOnNumberOfOrdinaryShares_639222164578618967" order="3" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureShareCapitalAndReservesNatureAndPurposeOfOtherReservesDetails" xlink:type="extended" xlink:title="41003 - Disclosure - Share capital and reserves - Nature and purpose of other reserves (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherReserves" xlink:label="ifrs-full_OtherReserves" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReserveOfSharebasedPayments" xlink:label="ifrs-full_ReserveOfSharebasedPayments_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherReserves" xlink:to="ifrs-full_ReserveOfSharebasedPayments_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_ReserveOfExchangeDifferencesOnTranslation" xlink:label="ifrs-full_ReserveOfExchangeDifferencesOnTranslation_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherReserves" xlink:to="ifrs-full_ReserveOfExchangeDifferencesOnTranslation_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_WarrantReserve" xlink:label="ifrs-full_WarrantReserve_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherReserves" xlink:to="ifrs-full_WarrantReserve_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_MergerReserve" xlink:label="ifrs-full_MergerReserve_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_OtherReserves" xlink:to="ifrs-full_MergerReserve_639222164578618967" order="4" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureTradeAndOtherReceivablesDetails" xlink:type="extended" xlink:title="41101 - Disclosure - Trade and other receivables (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivables" xlink:label="TradeAndOtherCurrentReceivables" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_CurrentResearchAndDevelopmentTaxCreditReceivables" xlink:label="evtl_CurrentResearchAndDevelopmentTaxCreditReceivables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="TradeAndOtherCurrentReceivables" xlink:to="evtl_CurrentResearchAndDevelopmentTaxCreditReceivables_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_GovernmentGrantsAndValueAddedTaxReceivable" xlink:label="evtl_GovernmentGrantsAndValueAddedTaxReceivable_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="TradeAndOtherCurrentReceivables" xlink:to="evtl_GovernmentGrantsAndValueAddedTaxReceivable_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPrepayments" xlink:label="ifrs-full_CurrentPrepayments_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="TradeAndOtherCurrentReceivables" xlink:to="ifrs-full_CurrentPrepayments_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_OtherCurrentReceivables" xlink:label="ifrs-full_OtherCurrentReceivables_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="TradeAndOtherCurrentReceivables" xlink:to="ifrs-full_OtherCurrentReceivables_639222164578618967" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentReceivablesDueFromRelatedParties" xlink:label="ifrs-full_TradeAndOtherCurrentReceivablesDueFromRelatedParties_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="TradeAndOtherCurrentReceivables" xlink:to="ifrs-full_TradeAndOtherCurrentReceivablesDueFromRelatedParties_639222164578618967" order="5" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureTradeAndOtherPayablesDetails" xlink:type="extended" xlink:title="41201 - Disclosure - Trade and other payables (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayables" xlink:label="ifrs-full_TradeAndOtherCurrentPayables" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="ifrs-full_TradeAndOtherCurrentPayablesToTradeSuppliers_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_AccrualsClassifiedAsCurrent" xlink:label="ifrs-full_AccrualsClassifiedAsCurrent_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="ifrs-full_AccrualsClassifiedAsCurrent_639222164578618967" order="2" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax" xlink:label="ifrs-full_CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="ifrs-full_CurrentPayablesOnSocialSecurityAndTaxesOtherThanIncomeTax_639222164578618967" order="3" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_CurrentPayablesForDefinedContributionPlans" xlink:label="evtl_CurrentPayablesForDefinedContributionPlans_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="evtl_CurrentPayablesForDefinedContributionPlans_639222164578618967" order="4" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_TradeAndOtherCurrentPayablesToRelatedParties" xlink:label="ifrs-full_TradeAndOtherCurrentPayablesToRelatedParties_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="ifrs-full_TradeAndOtherCurrentPayables" xlink:to="ifrs-full_TradeAndOtherCurrentPayablesToRelatedParties_639222164578618967" order="5" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureFinancialRiskManagementAndImpairmentOfFinancialAssetsMaturityAnalysisDetails" xlink:type="extended" xlink:title="41502 - Disclosure - Financial risk management and impairment of financial assets - Maturity analysis (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_DerivativeAndNonDerivativeFinancialLiabilitiesUndiscountedCashFlows" xlink:label="evtl_DerivativeAndNonDerivativeFinancialLiabilitiesUndiscountedCashFlows" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows" xlink:label="ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_DerivativeAndNonDerivativeFinancialLiabilitiesUndiscountedCashFlows" xlink:to="ifrs-full_NonderivativeFinancialLiabilitiesUndiscountedCashFlows_639222164578618967" order="1" use="optional" weight="1" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_DerivativeFinancialLiabilitiesUndiscountedCashFlows" xlink:label="ifrs-full_DerivativeFinancialLiabilitiesUndiscountedCashFlows_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="evtl_DerivativeAndNonDerivativeFinancialLiabilitiesUndiscountedCashFlows" xlink:to="ifrs-full_DerivativeFinancialLiabilitiesUndiscountedCashFlows_639222164578618967" order="2" use="optional" weight="1" />
  </calculationLink>
  <calculationLink xlink:role="http://www.deitaxonomy.com/role/DisclosureRelatedPartyTransactionsKeyManagementPersonnelCompensationDetails" xlink:type="extended" xlink:title="41601 - Disclosure - Related party transactions - Key management personnel compensation (Details)" xmlns="http://www.xbrl.org/2003/linkbase">
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensation" xlink:label="KeyManagementPersonnelCompensation" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits" xlink:label="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="KeyManagementPersonnelCompensation" xlink:to="ifrs-full_KeyManagementPersonnelCompensationShorttermEmployeeBenefits_639222164578618967" order="1" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="https://xbrl.ifrs.org/taxonomy/2025-03-27/full_ifrs/full_ifrs-cor_2025-03-27.xsd#ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits" xlink:label="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="KeyManagementPersonnelCompensation" xlink:to="ifrs-full_KeyManagementPersonnelCompensationPostemploymentBenefits_639222164578618967" order="2" use="optional" weight="1" priority="2" />
    <loc xlink:type="locator" xlink:href="evtl-20260630.xsd#evtl_KeyManagementPersonnelCompensationShareBasedPaymentExpenseCredit" xlink:label="evtl_KeyManagementPersonnelCompensationShareBasedPaymentExpenseCredit_639222164578618967" />
    <calculationArc xlink:type="arc" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="KeyManagementPersonnelCompensation" xlink:to="evtl_KeyManagementPersonnelCompensationShareBasedPaymentExpenseCredit_639222164578618967" order="3" use="optional" weight="1" />
  </calculationLink>
</link:linkbase>
