American Airlines flights from St George to Saint Louis

Recent searches for flights from St George to Saint Louis

Aug 2026
From$320*
Updated: 10 hours ago
Round tripIEconomy
Sep 2026
From$275*
Updated: 10 hours ago
Round tripIEconomy
Oct 2026
From$230*
Updated: 10 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $275
cmp-daily-histogram-bars-legend-max-price-aria-label $699
Displaying fares for August-2026
  • SGU–STL, 08/12/26 – 08/19/26: From $320
    12

    We

    AUG

  • SGU–STL, 08/13/26 – 08/16/26: From $440
    13

    Th

  • SGU–STL, 08/14/26 – 08/21/26: From $400
    14

    Fr

  • SGU–STL, 08/15/26 – 08/22/26: From $357
    15

    Sa

  • SGU–STL, 08/16/26 – 08/23/26: From $466
    16

    Su

  • SGU–STL, 08/17/26 – 08/24/26: From $503
    17

    Mo

  • SGU–STL, 08/18/26 – 08/25/26: From $320
    18

    Tu

  • SGU–STL, 08/19/26 – 08/26/26: From $320
    19

    We

  • SGU–STL, 08/20/26 – 08/27/26: From $400
    20

    Th

  • SGU–STL, 08/21/26 – 08/28/26: From $400
    21

    Fr

  • SGU–STL, 08/22/26 – 08/29/26: From $357
    22

    Sa

  • SGU–STL, 08/23/26 – 08/30/26: From $400
    23

    Su

  • SGU–STL, 08/24/26 – 08/31/26: From $400
    24

    Mo

  • SGU–STL, 08/25/26 – 09/01/26: From $320
    25

    Tu

  • SGU–STL, 08/26/26 – 09/02/26: From $320
    26

    We

  • SGU–STL, 08/27/26 – 09/03/26: From $400
    27

    Th

  • SGU–STL, 08/28/26 – 09/04/26: From $503
    28

    Fr

  • SGU–STL, 08/29/26 – 09/05/26: From $389
    29

    Sa

  • SGU–STL, 08/30/26 – 09/06/26: From $482
    30

    Su

  • SGU–STL, 08/31/26 – 09/07/26: From $364
    31

    Mo

  • SGU–STL, 09/01/26 – 09/08/26: From $467
    01

    Tu

    SEP

  • SGU–STL, 09/02/26 – 09/09/26: From $320
    02

    We

  • SGU–STL, 09/03/26 – 09/10/26: From $404
    03

    Th

  • SGU–STL, 09/04/26 – 09/11/26: From $345
    04

    Fr

  • SGU–STL, 09/05/26 – 09/12/26: From $275
    05

    Sa

  • SGU–STL, 09/06/26 – 09/13/26: From $699
    06

    Su

  • SGU–STL, 09/07/26 – 09/14/26: From $699
    07

    Mo

  • SGU–STL, 09/08/26 – 09/15/26: From $514
    08

    Tu

  • SGU–STL: cmp-view-offers-disclaimer. Find Offers
    09

    We

  • SGU–STL: cmp-view-offers-disclaimer. Find Offers
    10

    Th

  • SGU–STL, 09/11/26 – 09/18/26: From $345
    11

    Fr

    • range$275-$699

    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 St George to Saint Louis flights

    $
    keyboard_arrow_down

    St George (SGU)to

    Saint Louis (STL)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $230Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    10/28/26 - 11/04/26

    Round trip

    Economy

    from
    $230Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $230Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $230Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    10/30/26 - 11/07/26

    Round trip

    Economy

    from
    $260Fare subject to changes
    Updated: 1 hour ago

    St George (SGU)to

    Saint Louis (STL)
    10/06/26 - 10/13/26

    Round trip

    Economy

    from
    $275Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $275Fare subject to changes
    Updated: 10 hours ago

    St George (SGU)to

    Saint Louis (STL)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $275Fare subject to changes
    Updated: 10 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 St George to Saint Louis

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