Flights from St. Thomas to Phoenix from $ 670*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from St. Thomas (STT) to Phoenix (PHX)

Jun 2026
From$ 1,139*
Viewed: 7 hours ago
RoundTrip|Economy
Jul 2026
From$ 670*
Viewed: 7 hours ago
RoundTrip|Economy
Aug 2026
From$ 778*
Viewed: 7 hours ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $ 832
cmp-daily-histogram-bars-legend-max-price-aria-label $ 1.9K
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    • Range$ 832-$ 1,880

    *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 St. Thomas (STT) to Phoenix (PHX) flights

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    More United deals on St. Thomas (STT) to Phoenix (PHX) flights
    From
    To
    Fare Type
    Dates
    Price
    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/23/26 - 07/27/26

    from

    $ 670

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/23/26 - 08/06/26

    from

    $ 670

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/23/26 - 07/30/26

    from

    $ 719

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/30/26 - 08/03/26

    from

    $ 736

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/30/26 - 08/06/26

    from

    $ 736

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/29/26 - 08/02/26

    from

    $ 766

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		07/29/26 - 08/05/26

    from

    $ 766

    Viewed: 7 hours ago

    St. Thomas (STT)Phoenix (PHX)Roundtrip
    |
    Economy    		08/07/26 - 08/21/26

    from

    $ 778

    Viewed: 7 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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