Flights from Seattle to Mexico from $ 369*

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Changed bag rules and optional services         Cruise Packages

Find United's best fares from Seattle to Mexico

$
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  • Seattle (SEA)to

    Leon (BJX)
    02/10/26 - 02/17/26
    from
    $ 589
    Viewed: 17 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Oaxaca (OAX)
    04/08/26 - 04/15/26
    from
    $ 525
    Viewed: 17 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Guadalajara (GDL)
    02/24/26 - 03/03/26
    from
    $ 489
    Viewed: 17 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Mérida (MID)
    02/08/26 - 02/12/26
    from
    $ 474
    Viewed: 11 hours ago
    Roundtrip
    Economy

  • Seattle (SEA)to

    Cozumel (CZM)
    04/11/26 - 04/15/26
    from
    $ 567
    Viewed: 17 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Monterrey (MTY)
    04/09/26 - 04/16/26
    from
    $ 517
    Viewed: 18 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 Seattle to Mexico

$

Seattle (SEA)to

Cancun (CUN)
03/03/26 - 03/12/26

Roundtrip

Business

from
$ 758
Viewed: 23 hours ago

Seattle (SEA)to

Cabo San Lucas (SJD)
02/10/26 - 02/14/26

Roundtrip

Business

from
$ 891
Viewed: 1 hour ago

Seattle (SEA)to

Mexico City (MEX)
01/20/26 - 01/25/26

Roundtrip

Business

from
$ 893
Viewed: 23 hours ago

Seattle (SEA)to

Puerto Vallarta (PVR)
04/09/26 - 04/16/26

Roundtrip

Business

from
$ 891
Viewed: 5 hours ago

Seattle (SEA)to

Guadalajara (GDL)
02/12/26 - 02/17/26

Roundtrip

Business

from
$ 1,799
Viewed: 1 day ago

Seattle (SEA)to

Leon (BJX)
01/27/26 - 02/14/26

Roundtrip

Business

from
$ 1,200
Viewed: 1 hour ago

Seattle (SEA)to

Oaxaca (OAX)
08/04/26 - 08/11/26

Roundtrip

Business

from
$ 1,266
Viewed: 1 day ago

Seattle (SEA)to

Mérida (MID)
04/21/26 - 04/30/26

Roundtrip

Business

from
$ 2,060
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.