Flights from London to Helena from £ 941*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from London (LHR) to Helena (HLN)

Apr 2026
From£ 1,327*
Viewed: 18 hours ago
RoundTrip|Economy
May 2026
From£ 941*
Viewed: 18 hours ago
RoundTrip|Economy
Jun 2026
From£ 1,066*
Viewed: 18 hours ago
RoundTrip|Economy
£ 941
£ 1.4K
Displaying fares for April-2026
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    • Range£ 941-£ 1,366

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

    More United deals on London (LHR) to Helena (HLN) flights

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    More United deals on London (LHR) to Helena (HLN) flights
    From
    To
    Fare Type
    Dates
    Price
    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		13/05/2026 - 20/05/2026

    from

    £ 941

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		13/05/2026 - 17/05/2026

    from

    £ 966

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		14/05/2026 - 18/05/2026

    from

    £ 966

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		15/05/2026 - 19/05/2026

    from

    £ 966

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		15/05/2026 - 22/05/2026

    from

    £ 996

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		13/05/2026 - 27/05/2026

    from

    £ 996

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		14/05/2026 - 28/05/2026

    from

    £ 1,026

    Viewed: 18 hours ago

    London (LHR)Helena (HLN)Roundtrip
    |
    Economy    		16/05/2026 - 20/05/2026

    from

    £ 1,031

    Viewed: 18 hours ago

    *Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.

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