Flights from Detroit to San Antonio from $ 399*

Promotion Code

Featured daily fares for flights from Detroit (DTW) to San Antonio (SAT)

$ 399
$ 759
Displaying fares for April-2026
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  • Range$ 399-$ 759

    More United deals on Detroit (DTW) to San Antonio (SAT) flights

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    More United deals on Detroit (DTW) to San Antonio (SAT) flights
    From
    To
    Fare Type
    Dates
    Price
    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/01/26 - 07/04/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/10/26 - 07/13/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/16/26 - 07/19/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/04/26 - 07/11/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/06/26 - 07/13/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/07/26 - 07/14/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/12/26 - 07/19/26

    from

    $ 399

    Viewed: 1 hour ago

    Detroit (DTW)San Antonio (SAT)Roundtrip
    |
    Economy
    07/16/26 - 07/23/26

    from

    $ 399

    Viewed: 1 hour 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.