Flights from Houston to San Juan from $ 452*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Houston (IAH) to San Juan (SJU)

May 2026
From$ 491*
Viewed: 1 day ago
RoundTrip|Economy
Jun 2026
From$ 457*
Viewed: 9 hours ago
RoundTrip|Economy
Jul 2026
From$ 457*
Viewed: 1 day ago
RoundTrip|Economy
cmp-daily-histogram-bars-legend-min-price-aria-label $ 491
cmp-daily-histogram-bars-legend-max-price-aria-label $ 677
Displaying fares for May-2026
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    • Range$ 491-$ 677

    *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 Houston (IAH) to San Juan (SJU) flights

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    More United deals on Houston (IAH) to San Juan (SJU) flights
    From
    To
    Fare Type
    Dates
    Price
    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		12/05/26 - 12/06/26

    from

    $ 452

    Viewed: 23 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		02/06/27 - 02/07/27

    from

    $ 456

    Viewed: 1 day ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/05/26 - 08/10/26

    from

    $ 457

    Viewed: 23 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/04/26 - 08/11/26

    from

    $ 457

    Viewed: 16 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/06/26 - 08/11/26

    from

    $ 457

    Viewed: 14 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/01/26 - 08/05/26

    from

    $ 457

    Viewed: 9 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/02/26 - 08/06/26

    from

    $ 457

    Viewed: 9 hours ago

    Houston (IAH)San Juan (SJU)Roundtrip
    |
    Economy    		08/03/26 - 08/07/26

    from

    $ 457

    Viewed: 9 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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