Flights from Seattle to Mexico from $ 354*

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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

    Guadalajara (GDL)
    03/04/26 - 03/18/26
    from
    $ 508
    Viewed: 10 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Mérida (MID)
    12/31/25 - 01/14/26
    from
    $ 433
    Viewed: 3 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Cabo San Lucas (SJD)
    12/16/25 - 12/23/25
    from
    $ 356
    Viewed: 10 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Monterrey (MTY)
    02/17/26 - 02/24/26
    from
    $ 515
    Viewed: 10 hours ago
    Roundtrip
    Economy

  • Seattle (SEA)to

    Leon (BJX)
    01/22/26 - 01/26/26
    from
    $ 586
    Viewed: 10 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Cozumel (CZM)
    03/10/26 - 03/24/26
    from
    $ 575
    Viewed: 10 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

Mexico City (MEX)
01/11/26 - 01/13/26

Roundtrip

Business

from
$ 1,022
Viewed: 1 hour ago

Seattle (SEA)to

Oaxaca (OAX)
01/22/26 - 01/29/26

Roundtrip

Business

from
$ 1,257
Viewed: 18 hours ago

Seattle (SEA)to

Cancun (CUN)
02/27/26 - 03/13/26

Roundtrip

Business

from
$ 1,010
Viewed: 22 hours ago

Seattle (SEA)to

Puerto Vallarta (PVR)
01/01/26 - 01/08/26

Roundtrip

Business

from
$ 713
Viewed: 1 hour ago

Seattle (SEA)to

Guadalajara (GDL)
01/07/26 - 01/21/26

Roundtrip

Business

from
$ 1,236
Viewed: 1 day ago

Seattle (SEA)to

Cabo San Lucas (SJD)
12/17/25 - 12/24/25

Roundtrip

Business

from
$ 954
Viewed: 8 hours ago

Seattle (SEA)to

Monterrey (MTY)
05/01/26 - 05/03/26

Roundtrip

Business

from
$ 867
Viewed: 23 hours ago

Seattle (SEA)to

Cozumel (CZM)
02/02/26 - 02/08/26

Roundtrip

Business

from
$ 1,630
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.