Flights from Portland, OR to Mexico from $ 355*

Promotion Code

Changed bag rules and optional services         Cruise Packages

Find United's best fares from Portland, OR to Mexico

$
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  • Portland, OR (PDX)to

    Mérida (MID)
    12/31/25 - 01/14/26
    from
    $ 493
    Viewed: 13 hours ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Morelia (MLM)
    03/04/26 - 03/11/26
    from
    $ 547
    Viewed: 13 hours ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Leon (BJX)
    12/31/25 - 01/14/26
    from
    $ 505
    Viewed: 3 hours ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Oaxaca (OAX)
    01/26/26 - 02/09/26
    from
    $ 499
    Viewed: 13 hours ago
    Roundtrip
    Economy

  • Portland, OR (PDX)to

    Cabo San Lucas (SJD)
    01/05/26 - 01/09/26
    from
    $ 369
    Viewed: 13 hours ago
    Roundtrip
    Economy

    Portland, OR (PDX)to

    Cozumel (CZM)
    01/07/26 - 01/21/26
    from
    $ 595
    Viewed: 13 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 Portland, OR to Mexico

$

Portland, OR (PDX)to

Cancun (CUN)
01/12/26 - 01/16/26

Roundtrip

Business

from
$ 705
Viewed: 17 hours ago

Portland, OR (PDX)to

Mexico City (MEX)
02/18/26 - 02/25/26

Roundtrip

Business

from
$ 761
Viewed: 3 hours ago

Portland, OR (PDX)to

Puerto Vallarta (PVR)
01/06/26 - 01/16/26

Roundtrip

Business

from
$ 982
Viewed: 23 hours ago

Portland, OR (PDX)to

Guadalajara (GDL)
12/26/25 - 12/31/25

Roundtrip

Business

from
$ 1,079
Viewed: 23 hours ago

Portland, OR (PDX)to

Mérida (MID)
02/13/26 - 02/27/26

Roundtrip

Business

from
$ 2,032
Viewed: 3 hours ago

Portland, OR (PDX)to

Morelia (MLM)
12/18/25 - 12/31/25

Roundtrip

Business

from
$ 2,561
Viewed: 14 hours ago

Portland, OR (PDX)to

Leon (BJX)
01/23/26 - 01/29/26

Roundtrip

Business

from
$ 942
Viewed: 1 day ago

Portland, OR (PDX)to

Oaxaca (OAX)
07/25/26 - 08/01/26

Roundtrip

Business

from
$ 2,215
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.