American Airlines flights from Phoenix to Seattle

Recent searches for flights from Phoenix to Seattle

Aug 2026
From$274*
Updated: 8 hours ago
Round tripIEconomy
Sep 2026
From$211*
Updated: 8 hours ago
Round tripIEconomy
Oct 2026
From$211*
Updated: 8 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $259
cmp-daily-histogram-bars-legend-max-price-aria-label $503
Displaying fares for August-2026
  • PHX–SEA, 08/12/26 – 08/19/26: From $447
    12

    We

    AUG

  • PHX–SEA, 08/13/26 – 08/18/26: From $480
    13

    Th

  • PHX–SEA, 08/14/26 – 08/21/26: From $503
    14

    Fr

  • PHX–SEA, 08/15/26 – 08/22/26: From $457
    15

    Sa

  • PHX–SEA, 08/16/26 – 08/23/26: From $493
    16

    Su

  • PHX–SEA, 08/17/26 – 08/24/26: From $493
    17

    Mo

  • PHX–SEA, 08/18/26 – 08/25/26: From $392
    18

    Tu

  • PHX–SEA, 08/19/26 – 08/26/26: From $392
    19

    We

  • PHX–SEA, 08/20/26 – 08/27/26: From $455
    20

    Th

  • PHX–SEA, 08/21/26 – 08/28/26: From $455
    21

    Fr

  • PHX–SEA, 08/22/26 – 08/29/26: From $402
    22

    Sa

  • PHX–SEA, 08/23/26 – 08/26/26: From $415
    23

    Su

  • PHX–SEA, 08/24/26 – 08/31/26: From $445
    24

    Mo

  • PHX–SEA, 08/25/26 – 09/01/26: From $322
    25

    Tu

  • PHX–SEA, 08/26/26 – 09/02/26: From $274
    26

    We

  • PHX–SEA, 08/27/26 – 09/03/26: From $352
    27

    Th

  • PHX–SEA, 08/28/26 – 09/04/26: From $362
    28

    Fr

  • PHX–SEA, 08/29/26 – 09/05/26: From $312
    29

    Sa

  • PHX–SEA, 08/30/26 – 09/02/26: From $318
    30

    Su

  • PHX–SEA, 08/31/26 – 09/07/26: From $427
    31

    Mo

  • PHX–SEA, 09/01/26 – 09/03/26: From $259
    01

    Tu

    SEP

  • PHX–SEA, 09/02/26 – 09/09/26: From $259
    02

    We

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

    Th

  • PHX–SEA, 09/04/26 – 09/11/26: From $420
    04

    Fr

  • PHX–SEA, 09/05/26 – 09/12/26: From $297
    05

    Sa

  • PHX–SEA, 09/06/26 – 09/13/26: From $282
    06

    Su

  • PHX–SEA, 09/07/26 – 09/14/26: From $259
    07

    Mo

  • PHX–SEA, 09/08/26 – 09/11/26: From $297
    08

    Tu

  • PHX–SEA, 09/09/26 – 09/14/26: From $259
    09

    We

  • PHX–SEA, 09/10/26 – 09/13/26: From $292
    10

    Th

  • PHX–SEA, 09/11/26 – 09/18/26: From $297
    11

    Fr

    • range$259-$503

    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 Phoenix to Seattle flights

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    Phoenix (PHX)to

    Seattle (SEA)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    09/23/26 - 09/30/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    09/24/26 - 10/01/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    11/05/26 - 11/12/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    10/01/26 - 10/08/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    10/02/26 - 10/09/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 hours ago

    Phoenix (PHX)to

    Seattle (SEA)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $211Fare subject to changes
    Updated: 8 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 Phoenix to Seattle

    Looking for lower fares on your trip from Phoenix to Seattle? 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

    Earn up to $500 back on your next American Airlines flight plus, 30,000 bonus miles. Offers vary elsewhere. Opens another site in a new window that may not meet accessibility guidelines.

    Upgrade your flight with Main Cabin Extra

    Make your trip more comfortable with Main Cabin Extra. Enjoy benefits like:

    • Extra legroom: More space with seats at the front of the Main Cabin or in exit rows.
    • Early boarding: Preferred Group 5 boarding allows easier access to overhead bins.
    • Complimentary drinks: Enjoy beer, wine and spirits on flights with full beverage service.

    Discover how Main Cabin Extra can enhance your trip.

    American Airlines flights from Phoenix to Seattle