Trade and other receivables (Details) - GBP (£) £ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Trade and other receivables
R&D tax relief receivable	£ 26,624	£ 16,644
Government grants and VAT receivable	5,823	4,124
Prepayments	11,114	8,356
Other receivables	326	323
Amounts due from related party		18
Total trade and other receivables	£ 43,887	£ 29,465

The amount of current research and development tax credit or relief receivables.

No definition available.

Name:	evtl_CurrentResearchAndDevelopmentTaxCreditReceivables
Namespace Prefix:	evtl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

Amount of current assets classified for government grants and value added tax receivable.

+ References

No definition available.

+ Details

Name:	evtl_GovernmentGrantsAndValueAddedTaxReceivable
Namespace Prefix:	evtl_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current prepayments. [Refer: Prepayments]

+ References

Reference 1: http://www.xbrl.org/2003/role/exampleRef
-Note Effective 2027-01-01
-Name IFRS
-Number 19
-IssueDate 2025-01-01
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+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current other receivables. [Refer: Other receivables]

+ References

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- Definition

The amount of current trade receivables and current other receivables. [Refer: Current trade receivables; Other current receivables]

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Note Effective 2027-01-01
-Name IFRS
-Number 19
-IssueDate 2025-01-01
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-URIDate 2025-03-27

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-Note Expiry date 2027-01-01
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-URIDate 2025-03-27

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant

- References

No definition available.

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

- Definition

The amount of current receivables due from related parties. [Refer: Total for all related parties [member]]

+ References

+ Details

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Namespace Prefix:	ifrs-full_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	instant