American Airlines flights from Seattle to Aspen

Recent searches for flights from Seattle to Aspen

Aug 2026
From$631*
Updated: 1 hour ago
Round tripIEconomy
Sep 2026
From$619*
Updated: 1 hour ago
Round tripIEconomy
Oct 2026
From$631*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $631
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for August-2026
  • SEA–ASE, 08/11/26 – 08/18/26: From $750
    11

    Tu

    AUG

  • SEA–ASE, 08/12/26 – 08/19/26: From $705
    12

    We

  • SEA–ASE, 08/13/26 – 08/20/26: From $700
    13

    Th

  • SEA–ASE, 08/14/26 – 08/21/26: From $669
    14

    Fr

  • SEA–ASE, 08/15/26 – 08/22/26: From $955
    15

    Sa

  • SEA–ASE, 08/16/26 – 08/23/26: From $1,035
    16

    Su

  • SEA–ASE, 08/17/26 – 08/24/26: From $1,045
    17

    Mo

  • SEA–ASE, 08/18/26 – 08/25/26: From $880
    18

    Tu

  • SEA–ASE, 08/19/26 – 08/26/26: From $664
    19

    We

  • SEA–ASE, 08/20/26 – 08/27/26: From $664
    20

    Th

  • SEA–ASE, 08/21/26 – 08/28/26: From $669
    21

    Fr

  • SEA–ASE, 08/22/26 – 08/29/26: From $702
    22

    Sa

  • SEA–ASE, 08/23/26 – 08/30/26: From $926
    23

    Su

  • SEA–ASE, 08/24/26 – 08/31/26: From $760
    24

    Mo

  • SEA–ASE, 08/25/26 – 09/01/26: From $631
    25

    Tu

  • SEA–ASE, 08/26/26 – 09/02/26: From $664
    26

    We

  • SEA–ASE, 08/27/26 – 09/03/26: From $664
    27

    Th

  • SEA–ASE, 08/28/26 – 09/04/26: From $664
    28

    Fr

  • SEA–ASE, 08/29/26 – 09/05/26: From $697
    29

    Sa

  • SEA–ASE, 08/30/26 – 09/06/26: From $843
    30

    Su

  • SEA–ASE, 08/31/26 – 09/07/26: From $1,044
    31

    Mo

  • SEA–ASE, 09/01/26 – 09/08/26: From $822
    01

    Tu

    SEP

  • SEA–ASE, 09/02/26 – 09/09/26: From $730
    02

    We

  • SEA–ASE, 09/03/26 – 09/10/26: From $856
    03

    Th

  • SEA–ASE, 09/04/26 – 09/11/26: From $664
    04

    Fr

  • SEA–ASE, 09/05/26 – 09/12/26: From $697
    05

    Sa

  • SEA–ASE, 09/06/26 – 09/13/26: From $888
    06

    Su

  • SEA–ASE, 09/07/26 – 09/14/26: From $760
    07

    Mo

  • SEA–ASE: cmp-view-offers-disclaimer. Find Offers
    08

    Tu

  • SEA–ASE: cmp-view-offers-disclaimer. Find Offers
    09

    We

  • SEA–ASE, 09/10/26 – 09/17/26: From $644
    10

    Th

    • range$631-$1,045

    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 Aspen flights

    $
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    Seattle (SEA)to

    Aspen (ASE)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $619Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $619Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    09/29/26 - 10/06/26

    Round trip

    Economy

    from
    $619Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    08/25/26 - 09/01/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 1 hour ago

    Seattle (SEA)to

    Aspen (ASE)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $631Fare subject to changes
    Updated: 1 hour 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 Aspen

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