Flights from Seattle to Mexico from $ 374*

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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

    Puerto Vallarta (PVR)
    12/31/25 - 01/14/26
    from
    $ 394
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Mérida (MID)
    12/14/25 - 12/18/25
    from
    $ 433
    Viewed: 49 minutes ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Cabo San Lucas (SJD)
    01/02/26 - 01/06/26
    from
    $ 374
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Monterrey (MTY)
    02/10/26 - 02/24/26
    from
    $ 515
    Viewed: 7 hours ago
    Roundtrip
    Economy

  • Seattle (SEA)to

    Cozumel (CZM)
    03/01/26 - 03/05/26
    from
    $ 575
    Viewed: 6 hours ago
    Roundtrip
    Economy

    Seattle (SEA)to

    Guadalajara (GDL)
    03/04/26 - 03/11/26
    from
    $ 486
    Viewed: 7 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

Leon (BJX)
12/13/25 - 12/18/25

Roundtrip

Business

from
$ 1,116
Viewed: 14 hours ago

Seattle (SEA)to

Cancun (CUN)
01/18/26 - 01/28/26

Roundtrip

Business

from
$ 703
Viewed: 1 day ago

Seattle (SEA)to

Oaxaca (OAX)
01/29/26 - 02/11/26

Roundtrip

Business

from
$ 947
Viewed: 1 day ago

Seattle (SEA)to

Mexico City (MEX)
01/22/26 - 01/28/26

Roundtrip

Business

from
$ 842
Viewed: 10 hours ago

Seattle (SEA)to

Puerto Vallarta (PVR)
03/17/26 - 03/24/26

Roundtrip

Business

from
$ 909
Viewed: 1 day ago

Seattle (SEA)to

Mérida (MID)
01/12/26 - 01/27/26

Roundtrip

Business

from
$ 942
Viewed: 1 day ago

Seattle (SEA)to

Cabo San Lucas (SJD)
02/17/26 - 02/23/26

Roundtrip

Business

from
$ 1,299
Viewed: 1 day ago

Seattle (SEA)to

Monterrey (MTY)
01/07/26 - 05/24/26

Roundtrip

Business

from
$ 1,071
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.