American Airlines flights from Dallas to Seattle

Recent searches for flights from Dallas to Seattle

Aug 2026
From$340*
Updated: 23 hours ago
Round tripIEconomy
Sep 2026
From$340*
Updated: 23 hours ago
Round tripIEconomy
Oct 2026
From$363*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $340
cmp-daily-histogram-bars-legend-max-price-aria-label $663
Displaying fares for August-2026
  • DFW–SEA, 08/06/26 – 08/13/26: From $663
    06

    Th

    AUG

  • DFW–SEA, 08/07/26 – 08/08/26: From $612
    07

    Fr

  • DFW–SEA, 08/08/26 – 08/12/26: From $573
    08

    Sa

  • DFW–SEA, 08/09/26 – 08/16/26: From $661
    09

    Su

  • DFW–SEA, 08/10/26 – 08/17/26: From $663
    10

    Mo

  • DFW–SEA, 08/11/26 – 08/18/26: From $585
    11

    Tu

  • DFW–SEA, 08/12/26 – 08/26/26: From $468
    12

    We

  • DFW–SEA, 08/13/26 – 08/22/26: From $612
    13

    Th

  • DFW–SEA, 08/14/26 – 08/20/26: From $451
    14

    Fr

  • DFW–SEA, 08/15/26 – 08/22/26: From $451
    15

    Sa

  • DFW–SEA, 08/16/26 – 08/22/26: From $612
    16

    Su

  • DFW–SEA, 08/17/26 – 08/20/26: From $451
    17

    Mo

  • DFW–SEA, 08/18/26 – 08/24/26: From $451
    18

    Tu

  • DFW–SEA, 08/19/26 – 08/21/26: From $451
    19

    We

  • DFW–SEA, 08/20/26 – 08/29/26: From $505
    20

    Th

  • DFW–SEA, 08/21/26 – 08/27/26: From $495
    21

    Fr

  • DFW–SEA, 08/22/26 – 08/30/26: From $451
    22

    Sa

  • DFW–SEA, 08/23/26 – 08/31/26: From $495
    23

    Su

  • DFW–SEA, 08/24/26 – 08/31/26: From $495
    24

    Mo

  • DFW–SEA, 08/25/26 – 08/26/26: From $407
    25

    Tu

  • DFW–SEA, 08/26/26 – 09/02/26: From $363
    26

    We

  • DFW–SEA, 08/27/26 – 09/03/26: From $363
    27

    Th

  • DFW–SEA, 08/28/26 – 08/31/26: From $395
    28

    Fr

  • DFW–SEA, 08/29/26 – 09/05/26: From $363
    29

    Sa

  • DFW–SEA, 08/30/26 – 09/06/26: From $397
    30

    Su

  • DFW–SEA, 08/31/26 – 09/05/26: From $340
    31

    Mo

  • DFW–SEA, 09/01/26 – 09/05/26: From $340
    01

    Tu

    SEP

  • DFW–SEA, 09/02/26 – 09/11/26: From $350
    02

    We

  • DFW–SEA, 09/03/26 – 09/06/26: From $427
    03

    Th

  • DFW–SEA, 09/04/26 – 09/09/26: From $496
    04

    Fr

  • DFW–SEA, 09/05/26 – 09/12/26: From $363
    05

    Sa

    • range$340-$663

    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 Dallas to Seattle flights

    $
    keyboard_arrow_down

    Dallas (DFW)to

    Seattle (SEA)
    09/11/26 - 09/14/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 56 minutes ago

    Dallas (DFW)to

    Seattle (SEA)
    09/06/26 - 09/09/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

    Seattle (SEA)
    09/02/26 - 09/11/26

    Round trip

    Economy

    from
    $350Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

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

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

    Seattle (SEA)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

    Seattle (SEA)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

    Seattle (SEA)
    10/19/26 - 10/26/26

    Round trip

    Economy

    from
    $363Fare subject to changes
    Updated: 1 hour ago

    Dallas (DFW)to

    Seattle (SEA)
    09/01/26 - 09/05/26

    Round trip

    Economy

    from
    $340Fare subject to changes
    Updated: 23 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 Dallas to Seattle

    Looking for lower fares on your trip from Dallas 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 Dallas to Seattle