American Airlines flights from Seattle to Austin

Recent searches for flights from Seattle to Austin

Sep 2026
From$317*
Updated: 7 hours ago
Round tripIEconomy
Oct 2026
From$317*
Updated: 17 hours ago
Round tripIEconomy
Nov 2026
From$317*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $317
cmp-daily-histogram-bars-legend-max-price-aria-label $773
Displaying fares for September-2026
  • SEA–AUS, 09/10/26 – 09/17/26: From $633
    10

    Th

    SEP

  • SEA–AUS, 09/11/26 – 09/18/26: From $633
    11

    Fr

  • SEA–AUS, 09/12/26 – 09/19/26: From $541
    12

    Sa

  • SEA–AUS, 09/13/26 – 09/20/26: From $773
    13

    Su

  • SEA–AUS, 09/14/26 – 09/21/26: From $633
    14

    Mo

  • SEA–AUS, 09/15/26 – 09/22/26: From $541
    15

    Tu

  • SEA–AUS, 09/16/26 – 09/23/26: From $519
    16

    We

  • SEA–AUS, 09/17/26 – 09/24/26: From $565
    17

    Th

  • SEA–AUS, 09/18/26 – 09/25/26: From $565
    18

    Fr

  • SEA–AUS, 09/19/26 – 09/26/26: From $519
    19

    Sa

  • SEA–AUS, 09/20/26 – 09/27/26: From $565
    20

    Su

  • SEA–AUS, 09/21/26 – 09/28/26: From $565
    21

    Mo

  • SEA–AUS, 09/22/26 – 09/29/26: From $519
    22

    Tu

  • SEA–AUS, 09/23/26 – 09/30/26: From $407
    23

    We

  • SEA–AUS, 09/24/26 – 10/01/26: From $407
    24

    Th

  • SEA–AUS, 09/25/26 – 10/02/26: From $421
    25

    Fr

  • SEA–AUS, 09/26/26 – 10/03/26: From $407
    26

    Sa

  • SEA–AUS, 09/27/26 – 10/04/26: From $457
    27

    Su

  • SEA–AUS, 09/28/26 – 10/05/26: From $407
    28

    Mo

  • SEA–AUS, 09/29/26 – 10/06/26: From $407
    29

    Tu

  • SEA–AUS, 09/30/26 – 10/07/26: From $317
    30

    We

  • SEA–AUS, 10/01/26 – 10/08/26: From $529
    01

    Th

    OCT

  • SEA–AUS, 10/02/26 – 10/09/26: From $421
    02

    Fr

  • SEA–AUS, 10/03/26 – 10/10/26: From $317
    03

    Sa

  • SEA–AUS, 10/04/26 – 10/11/26: From $417
    04

    Su

  • SEA–AUS, 10/05/26 – 10/12/26: From $437
    05

    Mo

  • SEA–AUS, 10/06/26 – 10/13/26: From $317
    06

    Tu

  • SEA–AUS, 10/07/26 – 10/14/26: From $317
    07

    We

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

    Th

  • SEA–AUS, 10/09/26 – 10/11/26: From $411
    09

    Fr

    • range$317-$773

    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 Austin flights

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    Seattle (SEA)to

    Austin (AUS)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 17 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 hours ago

    Seattle (SEA)to

    Austin (AUS)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $317Fare subject to changes
    Updated: 7 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 Austin

    Looking for lower fares on your trip from Seattle to Austin? 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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    • 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 Austin