<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:01a0111d-d60e-7107-b5bf-3a94676dc6f4,g:39b2ded4-937a-4940-85ec-4437d60372e3-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" 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">
  <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"/>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="fron-20260930.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7e28-b579-6718d67beca4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_01a0111d-d6e9-779a-8e87-5ec67ef56ffb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7e28-b579-6718d67beca4" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_01a0111d-d6e9-779a-8e87-5ec67ef56ffb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_01a0111d-d6e9-7cdb-8cc1-7aa41d17a5ae" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7e28-b579-6718d67beca4" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_01a0111d-d6e9-7cdb-8cc1-7aa41d17a5ae" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapital_01a0111d-d6e9-7207-94e3-fd3bb4c0e6f9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AdditionalPaidInCapital"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7e28-b579-6718d67beca4" xlink:to="loc_us-gaap_AdditionalPaidInCapital_01a0111d-d6e9-7207-94e3-fd3bb4c0e6f9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_01a0111d-d6e9-7a8a-a7da-41a422e9dd5a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7e28-b579-6718d67beca4" xlink:to="loc_us-gaap_CommonStockValue_01a0111d-d6e9-7a8a-a7da-41a422e9dd5a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_01a0111d-d6e9-740f-820f-79fd6eb9e9e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_01a0111d-d6e9-740f-820f-79fd6eb9e9e9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_01a0111d-d6e9-7e03-b466-7d5ed01506a4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_01a0111d-d6e9-7e03-b466-7d5ed01506a4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepositsOnFlightEquipment_01a0111d-d6e9-7654-9fa0-0e71cfabf664" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepositsOnFlightEquipment"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_DepositsOnFlightEquipment_01a0111d-d6e9-7654-9fa0-0e71cfabf664" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_01a0111d-d6e9-7760-9497-79225f008ae0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_01a0111d-d6e9-7760-9497-79225f008ae0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_01a0111d-d6e9-75d1-be6b-4a356c1509cd" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_01a0111d-d6e9-75d1-be6b-4a356c1509cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7b4e-8c38-cfbab1c5c1a9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_01a0111d-d6e9-70f6-9ccc-277ec98679fc" xlink:to="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7b4e-8c38-cfbab1c5c1a9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtCurrent_01a0111d-d6e9-73c0-8426-b6f3d7fd9de7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_us-gaap_LongTermDebtCurrent_01a0111d-d6e9-73c0-8426-b6f3d7fd9de7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_ContractWithCustomerLiabilityFrequentFlyerCurrent_01a0111d-d6e9-7872-83c5-ff5988288087" xlink:href="fron-20260930.xsd#fron_ContractWithCustomerLiabilityFrequentFlyerCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_fron_ContractWithCustomerLiabilityFrequentFlyerCurrent_01a0111d-d6e9-7872-83c5-ff5988288087" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityCurrent_01a0111d-d6e9-7c6a-a182-85b14e90abe0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_us-gaap_OperatingLeaseLiabilityCurrent_01a0111d-d6e9-7c6a-a182-85b14e90abe0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_01a0111d-d6e9-7852-a62d-44aef1fee63d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_us-gaap_AccountsPayableCurrent_01a0111d-d6e9-7852-a62d-44aef1fee63d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-72cb-83ce-306475928da2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-72cb-83ce-306475928da2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_ContractWithCustomerLiabilityAirTrafficCurrent_01a0111d-d6e9-7fb9-a341-f3f15bdb449e" xlink:href="fron-20260930.xsd#fron_ContractWithCustomerLiabilityAirTrafficCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7ea1-9a29-0d36247b7c95" xlink:to="loc_fron_ContractWithCustomerLiabilityAirTrafficCurrent_01a0111d-d6e9-7fb9-a341-f3f15bdb449e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7528-9d42-409e0ee1985a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_01a0111d-d6e9-793f-8654-a132b0c6742c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AccountsReceivableNetCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7528-9d42-409e0ee1985a" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_01a0111d-d6e9-793f-8654-a132b0c6742c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AirlineRelatedInventoryNet_01a0111d-d6e9-79d7-8c34-05321d0888d5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AirlineRelatedInventoryNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7528-9d42-409e0ee1985a" xlink:to="loc_us-gaap_AirlineRelatedInventoryNet_01a0111d-d6e9-79d7-8c34-05321d0888d5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_01a0111d-d6e9-7571-83df-ec6ca33b2112" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7528-9d42-409e0ee1985a" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_01a0111d-d6e9-7571-83df-ec6ca33b2112" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-7eb9-9df4-49aaae147cb5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_AssetsCurrent_01a0111d-d6e9-7528-9d42-409e0ee1985a" xlink:to="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-7eb9-9df4-49aaae147cb5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_01a0111d-d6e9-79ab-959e-de753f72d703" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_01a0111d-d6e9-79ab-959e-de753f72d703" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_ContractWithCustomerLiabilityFrequentFlyerNoncurrent_01a0111d-d6e9-7bc3-9be5-f16122645a43" xlink:href="fron-20260930.xsd#fron_ContractWithCustomerLiabilityFrequentFlyerNoncurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:to="loc_fron_ContractWithCustomerLiabilityFrequentFlyerNoncurrent_01a0111d-d6e9-7bc3-9be5-f16122645a43" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_01a0111d-d6e9-7bd4-a8be-612c9ca4c8aa" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_01a0111d-d6e9-7bd4-a8be-612c9ca4c8aa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_01a0111d-d6e9-71ad-8e70-ce48daae92e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:to="loc_us-gaap_OperatingLeaseLiabilityNoncurrent_01a0111d-d6e9-71ad-8e70-ce48daae92e9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7df8-a7ca-53b53a8dee5b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_01a0111d-d6e9-722b-876a-f45a4a21d42a" xlink:to="loc_us-gaap_LiabilitiesCurrent_01a0111d-d6e9-7df8-a7ca-53b53a8dee5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_01a0111d-d6e9-7b59-b97d-669f9ff9817c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7590-8f29-9cb585b3c379" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_01a0111d-d6e9-7b59-b97d-669f9ff9817c" xlink:to="loc_us-gaap_StockholdersEquity_01a0111d-d6e9-7590-8f29-9cb585b3c379" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_01a0111d-d6e9-72a1-bfae-77778573859a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_01a0111d-d6e9-7b59-b97d-669f9ff9817c" xlink:to="loc_us-gaap_Liabilities_01a0111d-d6e9-72a1-bfae-77778573859a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_01a0111d-d6e9-75fa-8a67-feb9b3fb82f0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_01a0111d-d6e9-7b59-b97d-669f9ff9817c" xlink:to="loc_us-gaap_CommitmentsAndContingencies_01a0111d-d6e9-75fa-8a67-feb9b3fb82f0" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="fron-20260930.xsd#CondensedConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-77ca-be2f-8e3acfc54e27" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestCostsCapitalizedAdjustment_01a0111d-d6e9-7c66-81f4-cadb10c87670" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestCostsCapitalizedAdjustment"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-77ca-be2f-8e3acfc54e27" xlink:to="loc_us-gaap_InterestCostsCapitalizedAdjustment_01a0111d-d6e9-7c66-81f4-cadb10c87670" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_01a0111d-d6e9-7eb1-8631-f44b091c18e0" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-77ca-be2f-8e3acfc54e27" xlink:to="loc_us-gaap_InvestmentIncomeInterest_01a0111d-d6e9-7eb1-8631-f44b091c18e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseNonoperating_01a0111d-d6e9-72d0-824b-e74a0d49a941" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_InterestExpenseNonoperating"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-77ca-be2f-8e3acfc54e27" xlink:to="loc_us-gaap_InterestExpenseNonoperating_01a0111d-d6e9-72d0-824b-e74a0d49a941" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_01a0111d-d6e9-73cd-9440-02bee8619835" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-7aff-9d9f-3581af98a2db" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_01a0111d-d6e9-73cd-9440-02bee8619835" xlink:to="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-7aff-9d9f-3581af98a2db" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_01a0111d-d6e9-7fae-8a2e-8719024ee3b7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_01a0111d-d6e9-73cd-9440-02bee8619835" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_01a0111d-d6e9-7fae-8a2e-8719024ee3b7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7b74-a484-60c31996d547" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_01a0111d-d6e9-74db-8c24-45fed3c9aa21" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7b74-a484-60c31996d547" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_01a0111d-d6e9-74db-8c24-45fed3c9aa21" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_01a0111d-d6e9-73f4-9472-c93ef63c18d1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7b74-a484-60c31996d547" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_01a0111d-d6e9-73f4-9472-c93ef63c18d1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_01a0111d-d6e9-7ce9-b3f0-4625acb81bb2" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_01a0111d-d6e9-7f9f-880a-8a565b8c075a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_01a0111d-d6e9-7ce9-b3f0-4625acb81bb2" xlink:to="loc_us-gaap_OperatingIncomeLoss_01a0111d-d6e9-7f9f-880a-8a565b8c075a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-7071-a7dd-ce73e909b498" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NonoperatingIncomeExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_01a0111d-d6e9-7ce9-b3f0-4625acb81bb2" xlink:to="loc_us-gaap_NonoperatingIncomeExpense_01a0111d-d6e9-7071-a7dd-ce73e909b498" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FuelCosts_01a0111d-d6e9-70c1-aae0-81250ec297d7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_FuelCosts"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_FuelCosts_01a0111d-d6e9-70c1-aae0-81250ec297d7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LaborAndRelatedExpense_01a0111d-d6e9-7032-87ba-18d15fd99b16" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LaborAndRelatedExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_LaborAndRelatedExpense_01a0111d-d6e9-7032-87ba-18d15fd99b16" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AircraftRental_01a0111d-d6e9-7a70-9ac3-b69293742607" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AircraftRental"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_AircraftRental_01a0111d-d6e9-7a70-9ac3-b69293742607" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LandingFeesAndOtherRentals_01a0111d-d6e9-7ad8-8aac-39384553d80b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LandingFeesAndOtherRentals"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_LandingFeesAndOtherRentals_01a0111d-d6e9-7ad8-8aac-39384553d80b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SellingAndMarketingExpense_01a0111d-d6e9-75ca-8eea-6e95aca97be9" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SellingAndMarketingExpense"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_SellingAndMarketingExpense_01a0111d-d6e9-75ca-8eea-6e95aca97be9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AircraftMaintenanceMaterialsAndRepairs_01a0111d-d6e9-7ee4-8b64-2b89ca361f7e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_AircraftMaintenanceMaterialsAndRepairs"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_AircraftMaintenanceMaterialsAndRepairs_01a0111d-d6e9-7ee4-8b64-2b89ca361f7e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationAndAmortization_01a0111d-d6e9-70c1-9297-4282e3501655" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DepreciationAndAmortization"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_DepreciationAndAmortization_01a0111d-d6e9-70c1-9297-4282e3501655" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_01a0111d-d6e9-7c33-b866-cf08c60a5eed" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_01a0111d-d6e9-725e-9e9e-ad86e4a1b5e9" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_01a0111d-d6e9-7c33-b866-cf08c60a5eed" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="simple" xlink:href="fron-20260930.xsd#CondensedConsolidatedStatementsofComprehensiveIncomeLoss"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofComprehensiveIncomeLoss" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_01a0111d-d6e9-7a4e-85c0-a622f6acd513" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent_01a0111d-d6e9-7dbf-9936-e842eb84bd53" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_01a0111d-d6e9-7a4e-85c0-a622f6acd513" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTaxParent_01a0111d-d6e9-7dbf-9936-e842eb84bd53" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_01a0111d-d6e9-7101-9c5f-ade4000a285f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7dd7-b13e-15ed50ead34b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_01a0111d-d6e9-7101-9c5f-ade4000a285f" xlink:to="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7dd7-b13e-15ed50ead34b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_01a0111d-d6e9-703d-bce4-226e9515d8d6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_01a0111d-d6e9-7101-9c5f-ade4000a285f" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPortionAttributableToParent_01a0111d-d6e9-703d-bce4-226e9515d8d6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="fron-20260930.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_01a0111d-d6e9-738c-ad4a-43cb7c10134c" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-74db-a15f-4dd71d3060c1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_01a0111d-d6e9-738c-ad4a-43cb7c10134c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-74db-a15f-4dd71d3060c1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-756e-b07d-3b46bc535983" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_01a0111d-d6e9-738c-ad4a-43cb7c10134c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-756e-b07d-3b46bc535983" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-78cf-ba4f-12be88beca2e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_01a0111d-d6e9-738c-ad4a-43cb7c10134c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-78cf-ba4f-12be88beca2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_01a0111d-d6e9-7b52-b416-e1ec2d321e48" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_RepaymentsOfLongTermDebt"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_01a0111d-d6e9-7b52-b416-e1ec2d321e48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_ProceedsFromSaleLeasebackTransactions_01a0111d-d6e9-769e-b120-e2d5a7624503" xlink:href="fron-20260930.xsd#fron_ProceedsFromSaleLeasebackTransactions"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:to="loc_fron_ProceedsFromSaleLeasebackTransactions_01a0111d-d6e9-769e-b120-e2d5a7624503" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_01a0111d-d6e9-725b-b6cf-f53b6243a850" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_01a0111d-d6e9-725b-b6cf-f53b6243a850" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_01a0111d-d6e9-70d0-8830-93a01c554a5e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ProceedsFromDebtNetOfIssuanceCosts"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:to="loc_us-gaap_ProceedsFromDebtNetOfIssuanceCosts_01a0111d-d6e9-70d0-8830-93a01c554a5e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_01a0111d-d6e9-7275-9cec-fe6d14e4686e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_01a0111d-d6e9-779f-a603-a437be09c6c5" xlink:to="loc_us-gaap_PaymentsRelatedToTaxWithholdingForShareBasedCompensation_01a0111d-d6e9-7275-9cec-fe6d14e4686e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-7613-8070-f19f98e98b4e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_01a0111d-d6e9-7f94-ae7e-84a74ad6ec19" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-7613-8070-f19f98e98b4e" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_01a0111d-d6e9-7f94-ae7e-84a74ad6ec19" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds_01a0111d-d6e9-799b-9372-302841cfead3" xlink:href="fron-20260930.xsd#fron_PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-7613-8070-f19f98e98b4e" xlink:to="loc_fron_PaymentsForPreDeliveryDepositsForFlightEquipmentNetOfRefunds_01a0111d-d6e9-799b-9372-302841cfead3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_01a0111d-d6e9-7b5a-a33b-7a2fb9bd9789" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_01a0111d-d6e9-7613-8070-f19f98e98b4e" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_01a0111d-d6e9-7b5a-a33b-7a2fb9bd9789" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7a2d-9bd2-dd65dcd4cb79" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_NetIncomeLoss_01a0111d-d6e9-7a2d-9bd2-dd65dcd4cb79" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_01a0111d-d6e9-7051-98cd-584cb4dd001a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_01a0111d-d6e9-7051-98cd-584cb4dd001a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_DepreciationDepletionAndAmortizationExcludingAcceleratedDepreciation_01a0111d-d6e9-7c7d-84b9-3e81e01154cd" xlink:href="fron-20260930.xsd#fron_DepreciationDepletionAndAmortizationExcludingAcceleratedDepreciation"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_fron_DepreciationDepletionAndAmortizationExcludingAcceleratedDepreciation_01a0111d-d6e9-7c7d-84b9-3e81e01154cd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SaleAndLeasebackTransactionGainLossNet_01a0111d-d6e9-78ea-a832-2f70d1e21b0d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_SaleAndLeasebackTransactionGainLossNet"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_SaleAndLeasebackTransactionGainLossNet_01a0111d-d6e9-78ea-a832-2f70d1e21b0d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_01a0111d-d6e9-77ce-91fb-ec96412ed513" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_ShareBasedCompensation_01a0111d-d6e9-77ce-91fb-ec96412ed513" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_EarlyReturnAgreementCharges_01a0111d-d6e9-7011-ae28-87b7b39330ea" xlink:href="fron-20260930.xsd#fron_EarlyReturnAgreementCharges"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_fron_EarlyReturnAgreementCharges_01a0111d-d6e9-7011-ae28-87b7b39330ea" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_01a0111d-d6e9-7825-a61b-e480f2006296" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsReceivable"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsReceivable_01a0111d-d6e9-7825-a61b-e480f2006296" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_IncreaseDecreaseInSuppliesAndOtherCurrentAssets_01a0111d-d6e9-704f-9f30-7c11c699a039" xlink:href="fron-20260930.xsd#fron_IncreaseDecreaseInSuppliesAndOtherCurrentAssets"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_fron_IncreaseDecreaseInSuppliesAndOtherCurrentAssets_01a0111d-d6e9-704f-9f30-7c11c699a039" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_01a0111d-d6e9-7878-a952-ead1671e692e" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherNoncurrentAssets"/>
    <link:calculationArc order="9" weight="-1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherNoncurrentAssets_01a0111d-d6e9-7878-a952-ead1671e692e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_01a0111d-d6e9-7b5e-909c-079268ac3f9f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_01a0111d-d6e9-7b5e-909c-079268ac3f9f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_IncreaseDecreaseInContractWithCustomerLiabilityAirTraffic_01a0111d-d6e9-7dfb-9bbf-39161c9f4385" xlink:href="fron-20260930.xsd#fron_IncreaseDecreaseInContractWithCustomerLiabilityAirTraffic"/>
    <link:calculationArc order="11" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_fron_IncreaseDecreaseInContractWithCustomerLiabilityAirTraffic_01a0111d-d6e9-7dfb-9bbf-39161c9f4385" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_01a0111d-d6e9-73d6-b5c7-c49a30322ad1" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="12" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_01a0111d-d6e9-730a-9c0f-0bcaca825355" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_01a0111d-d6e9-73d6-b5c7-c49a30322ad1" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/OtherCurrentAssetsDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#OtherCurrentAssetsDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/OtherCurrentAssetsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesAndLoansReceivableNetCurrent_01a0111d-d6e9-72b7-9d03-7e66b9fdc053" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_NotesAndLoansReceivableNetCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:to="loc_us-gaap_NotesAndLoansReceivableNetCurrent_01a0111d-d6e9-72b7-9d03-7e66b9fdc053" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_SupplierIncentivesCurrent_01a0111d-d6e9-709b-bacc-4614652fe61b" xlink:href="fron-20260930.xsd#fron_SupplierIncentivesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:to="loc_fron_SupplierIncentivesCurrent_01a0111d-d6e9-709b-bacc-4614652fe61b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsMiscellaneousCurrent_01a0111d-d6e9-7bdc-973e-6523230f70dc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAssetsMiscellaneousCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:to="loc_us-gaap_OtherAssetsMiscellaneousCurrent_01a0111d-d6e9-7bdc-973e-6523230f70dc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PrepaidExpenseCurrent_01a0111d-d6e9-7a28-827d-dd057d30e197" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PrepaidExpenseCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:to="loc_us-gaap_PrepaidExpenseCurrent_01a0111d-d6e9-7a28-827d-dd057d30e197" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_IncomeTaxesAndOtherTaxesReceivableCurrent_01a0111d-d6e9-7866-b9f6-0740597bbb88" xlink:href="fron-20260930.xsd#fron_IncomeTaxesAndOtherTaxesReceivableCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherAssetsCurrent_01a0111d-d6e9-74c4-9767-4ea11a6fba6f" xlink:to="loc_fron_IncomeTaxesAndOtherTaxesReceivableCurrent_01a0111d-d6e9-7866-b9f6-0740597bbb88" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/OtherCurrentLiabilitiesDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#OtherCurrentLiabilitiesDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/OtherCurrentLiabilitiesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_PassengerTaxesAndFeesPayableCurrent_01a0111d-d6e9-7eda-a4d7-594fdaa74d95" xlink:href="fron-20260930.xsd#fron_PassengerTaxesAndFeesPayableCurrent"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_fron_PassengerTaxesAndFeesPayableCurrent_01a0111d-d6e9-7eda-a4d7-594fdaa74d95" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_01a0111d-d6e9-7a29-9402-61fcff2d5f48" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_01a0111d-d6e9-7a29-9402-61fcff2d5f48" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_AccruedLandingFeesAndOtherRentalsCurrent_01a0111d-d6e9-7a3f-84df-9e83ea9a0ecf" xlink:href="fron-20260930.xsd#fron_AccruedLandingFeesAndOtherRentalsCurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_fron_AccruedLandingFeesAndOtherRentalsCurrent_01a0111d-d6e9-7a3f-84df-9e83ea9a0ecf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_AccruedAircraftMaintenanceMaterialsAndRepairsCurrent_01a0111d-d6e9-7619-ac62-9cf3a319d328" xlink:href="fron-20260930.xsd#fron_AccruedAircraftMaintenanceMaterialsAndRepairsCurrent"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_fron_AccruedAircraftMaintenanceMaterialsAndRepairsCurrent_01a0111d-d6e9-7619-ac62-9cf3a319d328" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_AccruedFuelCostsCurrent_01a0111d-d6e9-7330-b756-8c1187457e0b" xlink:href="fron-20260930.xsd#fron_AccruedFuelCostsCurrent"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_fron_AccruedFuelCostsCurrent_01a0111d-d6e9-7330-b756-8c1187457e0b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LeasedAircraftReturnLiabilityCurrent_01a0111d-d6e9-73eb-b358-b5343d1528b0" xlink:href="fron-20260930.xsd#fron_LeasedAircraftReturnLiabilityCurrent"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_fron_LeasedAircraftReturnLiabilityCurrent_01a0111d-d6e9-73eb-b358-b5343d1528b0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAccruedLiabilitiesCurrent_01a0111d-d6e9-7a39-aac0-041d2e989ce6" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OtherAccruedLiabilitiesCurrent"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_OtherLiabilitiesCurrent_01a0111d-d6e9-798c-bae5-d3a8adcfd214" xlink:to="loc_us-gaap_OtherAccruedLiabilitiesCurrent_01a0111d-d6e9-7a39-aac0-041d2e989ce6" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/DebtScheduleofMaturityDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#DebtScheduleofMaturityDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/DebtScheduleofMaturityDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermDebtMaturityAfterYearFour_01a0111d-d6ea-71f0-8dd4-c5b0b2b758af" xlink:href="fron-20260930.xsd#fron_LongTermDebtMaturityAfterYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_fron_LongTermDebtMaturityAfterYearFour_01a0111d-d6ea-71f0-8dd4-c5b0b2b758af" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_01a0111d-d6ea-75c6-b823-3ccdfd605b31" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_01a0111d-d6ea-75c6-b823-3ccdfd605b31" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_01a0111d-d6ea-7d60-8110-18b142edabcf" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_01a0111d-d6ea-7d60-8110-18b142edabcf" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_01a0111d-d6ea-7c70-abd6-5a42ee0cee58" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_01a0111d-d6ea-7c70-abd6-5a42ee0cee58" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_01a0111d-d6ea-7db7-a92d-098eb95213c7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalRemainderOfFiscalYear_01a0111d-d6ea-7db7-a92d-098eb95213c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_01a0111d-d6ea-7c38-bbe0-6f33575a2fcb" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermDebt_01a0111d-d6ea-7ba4-8765-4a3445e01e73" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_01a0111d-d6ea-7c38-bbe0-6f33575a2fcb" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/OperatingLeasesScheduleofLeaseCostDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#OperatingLeasesScheduleofLeaseCostDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/OperatingLeasesScheduleofLeaseCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseCost_01a0111d-d6ea-71e6-b2ee-46e020059ced" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LeaseCost"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseCost_01a0111d-d6ea-7e35-b91b-e4dda862cd24" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_OperatingLeaseCost"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_01a0111d-d6ea-71e6-b2ee-46e020059ced" xlink:to="loc_us-gaap_OperatingLeaseCost_01a0111d-d6ea-7e35-b91b-e4dda862cd24" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_VariableLeaseCost_01a0111d-d6ea-7f68-831b-952d232bc24a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_VariableLeaseCost"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LeaseCost_01a0111d-d6ea-71e6-b2ee-46e020059ced" xlink:to="loc_us-gaap_VariableLeaseCost_01a0111d-d6ea-7f68-831b-952d232bc24a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CommitmentsandContingenciesScheduleofAircraftandEngineOrdersDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#CommitmentsandContingenciesScheduleofAircraftandEngineOrdersDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CommitmentsandContingenciesScheduleofAircraftandEngineOrdersDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredAfterYearFour_01a0111d-d6ea-778f-a464-4baa367b1584" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredAfterYearFour"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredAfterYearFour_01a0111d-d6ea-778f-a464-4baa367b1584" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearFour_01a0111d-d6ea-79de-a9bd-1fcfefed0ac0" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearFour_01a0111d-d6ea-79de-a9bd-1fcfefed0ac0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearTwo_01a0111d-d6ea-74ca-bdeb-1f95faaa43a5" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearTwo"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearTwo_01a0111d-d6ea-74ca-bdeb-1f95faaa43a5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredRemainderOfFiscalYear_01a0111d-d6ea-7b2c-b960-a232a3935f44" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredRemainderOfFiscalYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredRemainderOfFiscalYear_01a0111d-d6ea-7b2c-b960-a232a3935f44" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearOne_01a0111d-d6ea-7acb-a362-4d4a3155457a" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearOne"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearOne_01a0111d-d6ea-7acb-a362-4d4a3155457a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearThree_01a0111d-d6ea-7613-a5f7-2a49c592830e" xlink:href="fron-20260930.xsd#fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearThree"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_LongTermPurchaseCommitmentMinimumQuantityRequired_01a0111d-d6ea-7370-863a-db647f0e797f" xlink:to="loc_fron_LongTermPurchaseCommitmentMinimumQuantityRequiredYearThree_01a0111d-d6ea-7613-a5f7-2a49c592830e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/CommitmentsandContingenciesScheduleofContractualPriceEscalationsandPDPsDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#CommitmentsandContingenciesScheduleofContractualPriceEscalationsandPDPsDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/CommitmentsandContingenciesScheduleofContractualPriceEscalationsandPDPsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligation"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInThirdYear_01a0111d-d6ea-78ab-895a-0e9655c19cb4" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligationDueInThirdYear"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_us-gaap_PurchaseObligationDueInThirdYear_01a0111d-d6ea-78ab-895a-0e9655c19cb4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_fron_PurchaseObligationToBePaidAfterYearFour_01a0111d-d6ea-79fb-a0f1-e48f5a63fad6" xlink:href="fron-20260930.xsd#fron_PurchaseObligationToBePaidAfterYearFour"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_fron_PurchaseObligationToBePaidAfterYearFour_01a0111d-d6ea-79fb-a0f1-e48f5a63fad6" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_01a0111d-d6ea-7c2b-a892-24c71f016342" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligationDueInNextTwelveMonths"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_us-gaap_PurchaseObligationDueInNextTwelveMonths_01a0111d-d6ea-7c2b-a892-24c71f016342" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInFourthYear_01a0111d-d6ea-7557-b98d-8239bffb8d02" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligationDueInFourthYear"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_us-gaap_PurchaseObligationDueInFourthYear_01a0111d-d6ea-7557-b98d-8239bffb8d02" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationDueInSecondYear_01a0111d-d6ea-7758-ab6c-609a48e0322a" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligationDueInSecondYear"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_us-gaap_PurchaseObligationDueInSecondYear_01a0111d-d6ea-7758-ab6c-609a48e0322a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_01a0111d-d6ea-7800-b043-4c95531c957d" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_PurchaseObligation_01a0111d-d6ea-7504-9f95-fbbad3e24a79" xlink:to="loc_us-gaap_PurchaseObligationFutureMinimumPaymentsRemainderOfFiscalYear_01a0111d-d6ea-7800-b043-4c95531c957d" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.flyfrontier.com/role/EarningsLossperShareDetails" xlink:type="simple" xlink:href="fron-20260930.xsd#EarningsLossperShareDetails"/>
  <link:calculationLink xlink:role="http://www.flyfrontier.com/role/EarningsLossperShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_01a0111d-d78b-7c2a-b043-2a0f98d24af5" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_01a0111d-d78b-77f2-a381-3c0fea6ee931" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_01a0111d-d78b-7c2a-b043-2a0f98d24af5" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_01a0111d-d78b-77f2-a381-3c0fea6ee931" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_01a0111d-d78b-7958-929f-38c675df327b" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="https://xbrl.org/2023/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_01a0111d-d78b-7c2a-b043-2a0f98d24af5" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_01a0111d-d78b-7958-929f-38c675df327b" xlink:type="arc"/>
  </link:calculationLink>
</link:linkbase>
