Flights from San Diego to Mexico from $ 312*

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Changed bag rules and optional services         Cruise Packages

Find United's best fares from San Diego to Mexico

$
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  • San Diego (SAN)to

    Guadalajara (GDL)
    01/22/26 - 01/26/26
    from
    $ 458
    Viewed: 7 hours ago
    Roundtrip
    Economy

    San Diego (SAN)to

    Cozumel (CZM)
    02/17/26 - 03/03/26
    from
    $ 585
    Viewed: 3 hours ago
    Roundtrip
    Economy

    San Diego (SAN)to

    Mérida (MID)
    02/18/26 - 03/04/26
    from
    $ 513
    Viewed: 6 hours ago
    Roundtrip
    Economy

    San Diego (SAN)to

    Queretaro (QRO)
    02/05/26 - 02/19/26
    from
    $ 433
    Viewed: 5 hours ago
    Roundtrip
    Economy

  • San Diego (SAN)to

    Leon (BJX)
    03/30/26 - 04/13/26
    from
    $ 537
    Viewed: 6 hours ago
    Roundtrip
    Economy

*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.

Business class flights from San Diego to Mexico

$

San Diego (SAN)to

Cancun (CUN)
02/02/26 - 02/06/26

Roundtrip

Business

from
$ 771
Viewed: 23 hours ago

San Diego (SAN)to

Cabo San Lucas (SJD)
01/05/26 - 01/12/26

Roundtrip

Business

from
$ 962
Viewed: 19 hours ago

San Diego (SAN)to

Mexico City (MEX)
01/27/26 - 02/02/26

Roundtrip

Business

from
$ 918
Viewed: 22 hours ago

San Diego (SAN)to

Puerto Vallarta (PVR)
03/05/26 - 03/08/26

Roundtrip

Business

from
$ 788
Viewed: 15 hours ago

San Diego (SAN)to

Guadalajara (GDL)
02/12/26 - 02/15/26

Roundtrip

Business

from
$ 2,201
Viewed: 20 hours ago

San Diego (SAN)to

Cozumel (CZM)
05/15/26 - 05/23/26

Roundtrip

Business

from
$ 3,005
Viewed: 13 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.