American Airlines flights from Flagstaff to Seattle

Recent searches for flights from Flagstaff to Seattle

Aug 2026
From$447*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$412*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$412*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $447
cmp-daily-histogram-bars-legend-max-price-aria-label $870
Displaying fares for August-2026
  • FLG–SEA, 08/07/26 – 08/10/26: From $830
    07

    Fr

    AUG

  • FLG–SEA, 08/08/26 – 08/15/26: From $482
    08

    Sa

  • FLG–SEA, 08/09/26 – 08/16/26: From $552
    09

    Su

  • FLG–SEA, 08/10/26 – 08/17/26: From $576
    10

    Mo

  • FLG–SEA, 08/11/26 – 08/18/26: From $632
    11

    Tu

  • FLG–SEA, 08/12/26 – 08/19/26: From $805
    12

    We

  • FLG–SEA, 08/13/26 – 08/20/26: From $870
    13

    Th

  • FLG–SEA, 08/14/26 – 08/21/26: From $755
    14

    Fr

  • FLG–SEA, 08/15/26 – 08/22/26: From $482
    15

    Sa

  • FLG–SEA, 08/16/26 – 08/23/26: From $576
    16

    Su

  • FLG–SEA, 08/17/26 – 08/24/26: From $552
    17

    Mo

  • FLG–SEA, 08/18/26 – 08/25/26: From $482
    18

    Tu

  • FLG–SEA, 08/19/26 – 08/26/26: From $558
    19

    We

  • FLG–SEA, 08/20/26 – 08/27/26: From $751
    20

    Th

  • FLG–SEA, 08/21/26 – 08/28/26: From $821
    21

    Fr

  • FLG–SEA, 08/22/26 – 08/29/26: From $482
    22

    Sa

  • FLG–SEA, 08/23/26 – 08/30/26: From $552
    23

    Su

  • FLG–SEA, 08/24/26 – 08/31/26: From $552
    24

    Mo

  • FLG–SEA, 08/25/26 – 09/01/26: From $482
    25

    Tu

  • FLG–SEA, 08/26/26 – 09/02/26: From $558
    26

    We

  • FLG–SEA, 08/27/26 – 09/03/26: From $682
    27

    Th

  • FLG–SEA, 08/28/26 – 09/04/26: From $739
    28

    Fr

  • FLG–SEA, 08/29/26 – 09/05/26: From $447
    29

    Sa

  • FLG–SEA, 08/30/26 – 09/06/26: From $512
    30

    Su

  • FLG–SEA, 08/31/26 – 09/07/26: From $775
    31

    Mo

  • FLG–SEA, 09/01/26 – 09/08/26: From $558
    01

    Tu

    SEP

  • FLG–SEA, 09/02/26 – 09/09/26: From $447
    02

    We

  • FLG–SEA, 09/03/26 – 09/10/26: From $642
    03

    Th

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

    Fr

  • FLG–SEA: cmp-view-offers-disclaimer. Find Offers
    05

    Sa

  • FLG–SEA, 09/06/26 – 09/13/26: From $472
    06

    Su

    • range$447-$870

    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 Flagstaff to Seattle flights

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    keyboard_arrow_down

    Flagstaff (FLG)to

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

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

    Seattle (SEA)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

    Seattle (SEA)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

    Seattle (SEA)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

    Seattle (SEA)
    09/09/26 - 09/16/26

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

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

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

    Seattle (SEA)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 hours ago

    Flagstaff (FLG)to

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

    Round trip

    Economy

    from
    $412Fare subject to changes
    Updated: 3 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 Flagstaff to Seattle

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