Flights from Key West to Helena from $ 703*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Key West (EYW) to Helena (HLN)

Apr 2026
From$ 868*
Viewed: 15 hours ago
RoundTrip|Economy
May 2026
From$ 703*
Viewed: 15 hours ago
RoundTrip|Economy
Jun 2026
From$ 891*
Viewed: 15 hours ago
RoundTrip|Economy
$ 703
$ 2.0K
Displaying fares for April-2026
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    • Range$ 703-$ 2,039

    *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 Key West (EYW) to Helena (HLN) flights

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    More United deals on Key West (EYW) to Helena (HLN) flights
    From
    To
    Fare Type
    Dates
    Price
    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/01/26 - 05/08/26

    from

    $ 703

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/13/26 - 05/16/26

    from

    $ 723

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/01/26 - 05/05/26

    from

    $ 728

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/12/26 - 05/16/26

    from

    $ 738

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		07/07/26 - 07/14/26

    from

    $ 752

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/28/26 - 06/01/26

    from

    $ 767

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/15/26 - 05/19/26

    from

    $ 770

    Viewed: 15 hours ago

    Key West (EYW)Helena (HLN)Roundtrip
    |
    Economy    		05/28/26 - 06/04/26

    from

    $ 822

    Viewed: 15 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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