Flights from Boston to San Jose from $ 276*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Featured daily fares for flights from Boston (BOS) to San Jose (SJC)

Mar 2026
From$ 501*
Viewed: 7 hours ago
RoundTrip|Economy
Apr 2026
From$ 276*
Viewed: 16 hours ago
RoundTrip|Economy
May 2026
From$ 375*
Viewed: 2 hours ago
RoundTrip|Economy
$ 276
Displaying fares for March-2026
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    • Range$ 276-$ 882

    *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 Boston (BOS) to San Jose (SJC) flights

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    More United deals on Boston (BOS) to San Jose (SJC) flights
    From
    To
    Fare Type
    Dates
    Price
    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		05/09/26 - 08/08/26

    from

    $ 375

    Viewed: 2 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		03/27/26 - 03/28/26

    from

    $ 501

    Viewed: 7 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		06/26/26 - 06/28/26

    from

    $ 505

    Viewed: 42 minutes ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		04/14/26 - 04/21/26

    from

    $ 276

    Viewed: 16 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		09/30/26 - 10/11/26

    from

    $ 357

    Viewed: 22 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		05/27/26 - 05/31/26

    from

    $ 395

    Viewed: 19 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		04/27/26 - 05/02/26

    from

    $ 462

    Viewed: 20 hours ago

    Boston (BOS)San Jose (SJC)Roundtrip
    |
    Economy    		04/02/26 - 04/09/26

    from

    $ 504

    Viewed: 1 day 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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