American Airlines flights from Seattle to Mcallen

Recent searches for flights from Seattle to Mcallen

Sep 2026
From$338*
Updated: 4 hours ago
Round tripIEconomy
Oct 2026
From$317*
Updated: 4 hours ago
Round tripIEconomy
Nov 2026
From$317*
Updated: 4 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $338
cmp-daily-histogram-bars-legend-max-price-aria-label $731
Displaying fares for September-2026
  • SEA–MFE, 09/05/26 – 09/12/26: From $546
    05

    Sa

    SEP

  • SEA–MFE, 09/06/26 – 09/13/26: From $621
    06

    Su

  • SEA–MFE, 09/07/26 – 09/14/26: From $731
    07

    Mo

  • SEA–MFE, 09/08/26 – 09/15/26: From $551
    08

    Tu

  • SEA–MFE, 09/09/26 – 09/16/26: From $405
    09

    We

  • SEA–MFE, 09/10/26 – 09/17/26: From $527
    10

    Th

  • SEA–MFE, 09/11/26 – 09/18/26: From $559
    11

    Fr

  • SEA–MFE, 09/12/26 – 09/19/26: From $432
    12

    Sa

  • SEA–MFE, 09/13/26 – 09/20/26: From $686
    13

    Su

  • SEA–MFE, 09/14/26 – 09/21/26: From $601
    14

    Mo

  • SEA–MFE, 09/15/26 – 09/22/26: From $432
    15

    Tu

  • SEA–MFE, 09/16/26 – 09/23/26: From $405
    16

    We

  • SEA–MFE, 09/17/26 – 09/24/26: From $474
    17

    Th

  • SEA–MFE, 09/18/26 – 09/25/26: From $506
    18

    Fr

  • SEA–MFE, 09/19/26 – 09/26/26: From $435
    19

    Sa

  • SEA–MFE, 09/20/26 – 09/27/26: From $479
    20

    Su

  • SEA–MFE, 09/21/26 – 09/28/26: From $541
    21

    Mo

  • SEA–MFE, 09/22/26 – 09/29/26: From $382
    22

    Tu

  • SEA–MFE, 09/23/26 – 09/30/26: From $382
    23

    We

  • SEA–MFE, 09/24/26 – 10/01/26: From $394
    24

    Th

  • SEA–MFE, 09/25/26 – 10/02/26: From $418
    25

    Fr

  • SEA–MFE, 09/26/26 – 10/03/26: From $382
    26

    Sa

  • SEA–MFE, 09/27/26 – 10/04/26: From $418
    27

    Su

  • SEA–MFE, 09/28/26 – 10/05/26: From $359
    28

    Mo

  • SEA–MFE, 09/29/26 – 10/06/26: From $338
    29

    Tu

  • SEA–MFE, 09/30/26 – 10/07/26: From $382
    30

    We

  • SEA–MFE, 10/01/26 – 10/08/26: From $359
    01

    Th

    OCT

  • SEA–MFE, 10/02/26 – 10/09/26: From $418
    02

    Fr

  • SEA–MFE: cmp-view-offers-disclaimer. Find Offers
    03

    Sa

  • SEA–MFE: cmp-view-offers-disclaimer. Find Offers
    04

    Su

    • range$338-$731

    DisclaimerFares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Fares listed may be Basic Economy, which class is subject to additional terms and conditions. Additional baggage fees and charges for optional products and services may apply.

    Find deals on Seattle to Mcallen flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Mcallen (MFE)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 18 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    Seattle (SEA)to

    Mcallen (MFE)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 4 hours ago

    *Fares displayed have been collected within the last 24hrs and may no longer be available at time of booking. Some fares listed may include one or more connections that are Basic Economy, which class is subject to additional terms and conditions. Modifying this information may result in a different fare. To find the most updated fare, please visit aa.com. Additional baggage fees and charges for optional products and services may apply.

    Finding cheap flights from Seattle to Mcallen

    Looking for lower fares on your trip from Seattle to Mcallen? Here are a few ways to save.

    • Book early: Booking 1 to 3 months ahead can help you find lower fares
    • Be flexible with dates: Midweek travel, like Tuesdays and Wednesdays, can be more affordable
    • Travel during less busy periods: Flying outside peak travel times can help find lower fares and avoid crowds

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    American Airlines flights from Seattle to Mcallen