Flights from Philadelphia to San Juan from $ 256*

Promotion Code

Featured daily fares for flights from Philadelphia (PHL) to San Juan (SJU)

$ 256
$ 848
Displaying fares for March-2026
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  • Range$ 256-$ 848

    More United deals on Philadelphia (PHL) to San Juan (SJU) flights

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    More United deals on Philadelphia (PHL) to San Juan (SJU) flights
    From
    To
    Fare Type
    Dates
    Price
    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    05/02/26 - 05/06/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    04/21/26 - 04/28/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    04/22/26 - 04/29/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    04/20/26 - 04/24/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    04/22/26 - 05/06/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    05/09/26 - 05/13/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    05/10/26 - 05/14/26

    from

    $ 256

    Viewed: 6 hours ago

    Philadelphia (PHL)San Juan (SJU)Roundtrip
    |
    Economy
    04/28/26 - 05/12/26

    from

    $ 256

    Viewed: 6 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.