American Airlines flights from Saint Louis to Amarillo

Recent searches for flights from Saint Louis to Amarillo

Aug 2026
From$696*
Updated: 17 hours ago
Round tripIEconomy
Sep 2026
From$367*
Updated: 17 hours ago
Round tripIEconomy
Oct 2026
From$367*
Updated: 7 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $367
cmp-daily-histogram-bars-legend-max-price-aria-label $696
Displaying fares for August-2026
  • STL–AMA, 08/30/26 – 09/06/26: From $696
    30

    Su

    AUG

  • STL–AMA, 08/31/26 – 09/07/26: From $696
    31

    Mo

  • STL–AMA, 09/01/26 – 09/08/26: From $583
    01

    Tu

    SEP

  • STL–AMA, 09/02/26 – 09/09/26: From $583
    02

    We

  • STL–AMA, 09/03/26 – 09/10/26: From $696
    03

    Th

  • STL–AMA, 09/04/26 – 09/11/26: From $696
    04

    Fr

  • STL–AMA, 09/05/26 – 09/12/26: From $583
    05

    Sa

  • STL–AMA, 09/06/26 – 09/13/26: From $440
    06

    Su

  • STL–AMA, 09/07/26 – 09/14/26: From $612
    07

    Mo

  • STL–AMA, 09/08/26 – 09/15/26: From $611
    08

    Tu

  • STL–AMA, 09/09/26 – 09/16/26: From $440
    09

    We

  • STL–AMA, 09/10/26 – 09/17/26: From $440
    10

    Th

  • STL–AMA, 09/11/26 – 09/18/26: From $440
    11

    Fr

  • STL–AMA, 09/12/26 – 09/19/26: From $440
    12

    Sa

  • STL–AMA, 09/13/26 – 09/20/26: From $447
    13

    Su

  • STL–AMA, 09/14/26 – 09/21/26: From $533
    14

    Mo

  • STL–AMA, 09/15/26 – 09/22/26: From $422
    15

    Tu

  • STL–AMA, 09/16/26 – 09/23/26: From $422
    16

    We

  • STL–AMA, 09/17/26 – 09/24/26: From $422
    17

    Th

  • STL–AMA, 09/18/26 – 09/25/26: From $422
    18

    Fr

  • STL–AMA, 09/19/26 – 09/26/26: From $422
    19

    Sa

  • STL–AMA, 09/20/26 – 09/27/26: From $417
    20

    Su

  • STL–AMA, 09/21/26 – 09/28/26: From $432
    21

    Mo

  • STL–AMA, 09/22/26 – 09/29/26: From $367
    22

    Tu

  • STL–AMA, 09/23/26 – 09/30/26: From $367
    23

    We

  • STL–AMA, 09/24/26 – 10/01/26: From $367
    24

    Th

  • STL–AMA, 09/25/26 – 10/02/26: From $367
    25

    Fr

  • STL–AMA, 09/26/26 – 10/03/26: From $367
    26

    Sa

  • STL–AMA: cmp-view-offers-disclaimer. Find Offers
    27

    Su

  • STL–AMA: cmp-view-offers-disclaimer. Find Offers
    28

    Mo

  • STL–AMA, 09/29/26 – 10/06/26: From $367
    29

    Tu

    • range$367-$696

    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 Saint Louis to Amarillo flights

    $
    keyboard_arrow_down

    Saint Louis (STL)to

    Amarillo (AMA)
    10/15/26 - 10/22/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/19/26 - 10/26/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/30/26 - 11/06/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $367Fare subject to changes
    Updated: 7 hours ago

    Saint Louis (STL)to

    Amarillo (AMA)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $367Fare 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 Saint Louis to Amarillo

    Looking for lower fares on your trip from Saint Louis to Amarillo? 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 Saint Louis to Amarillo