Flights from Seattle to Mexico from $ 440*

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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

    Oaxaca (OAX)
    04/27/26 - 05/04/26
    from
    $ 636
    Viewed: 12 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Puerto Vallarta (PVR)
    06/01/26 - 06/05/26
    from
    $ 470
    Viewed: 13 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Monterrey (MTY)
    07/23/26 - 08/06/26
    from
    $ 562
    Viewed: 12 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Cozumel (CZM)
    06/15/26 - 06/19/26
    from
    $ 690
    Viewed: 12 hours ago
    Roundtrip
    Economy

  • Seattle (SEA)to

    Leon (BJX)
    05/28/26 - 06/11/26
    from
    $ 720
    Viewed: 12 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Mérida (MID)
    04/28/26 - 05/12/26
    from
    $ 613
    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 Seattle to Mexico

$

Seattle (SEA)to

Cancun (CUN)
06/03/26 - 06/09/26

Roundtrip

Business

from
$ 846
Viewed: 2 hours ago

Seattle (SEA)to

Mexico City (MEX)
06/23/26 - 07/08/26

Roundtrip

Business

from
$ 1,012
Viewed: 32 minutes ago

Seattle (SEA)to

Cabo San Lucas (SJD)
05/16/26 - 05/23/26

Roundtrip

Business

from
$ 999
Viewed: 15 hours ago

Seattle (SEA)to

Oaxaca (OAX)
05/19/26 - 05/24/26

Roundtrip

Business

from
$ 1,321
Viewed: 1 hour ago

Seattle (SEA)to

Puerto Vallarta (PVR)
07/18/26 - 07/25/26

Roundtrip

Business

from
$ 1,101
Viewed: 4 hours ago

Seattle (SEA)to

Monterrey (MTY)
05/04/26 - 05/12/26

Roundtrip

Business

from
$ 1,021
Viewed: 1 minute ago

Seattle (SEA)to

Cozumel (CZM)
06/12/26 - 06/21/26

Roundtrip

Business

from
$ 1,444
Viewed: 5 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.