American Airlines flights from Orange County to Saint Louis

Recent searches for flights from Orange County to Saint Louis

Aug 2026
From$822*
Updated: 8 hours ago
Round tripIEconomy
Sep 2026
From$376*
Updated: 8 hours ago
Round tripIEconomy
Oct 2026
From$397*
Updated: 8 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $376
cmp-daily-histogram-bars-legend-max-price-aria-label $1.1K
Displaying fares for August-2026
  • SNA–STL: cmp-view-offers-disclaimer. Find Offers
    24

    Mo

    AUG

  • SNA–STL, 08/25/26 – 09/01/26: From $961
    25

    Tu

  • SNA–STL, 08/26/26 – 09/02/26: From $961
    26

    We

  • SNA–STL, 08/27/26 – 09/03/26: From $1,117
    27

    Th

  • SNA–STL, 08/28/26 – 09/04/26: From $1,081
    28

    Fr

  • SNA–STL, 08/29/26 – 09/05/26: From $961
    29

    Sa

  • SNA–STL, 08/30/26 – 09/06/26: From $1,117
    30

    Su

  • SNA–STL, 08/31/26 – 09/07/26: From $822
    31

    Mo

  • SNA–STL, 09/01/26 – 09/08/26: From $774
    01

    Tu

    SEP

  • SNA–STL, 09/02/26 – 09/09/26: From $774
    02

    We

  • SNA–STL, 09/03/26 – 09/10/26: From $857
    03

    Th

  • SNA–STL, 09/04/26 – 09/11/26: From $846
    04

    Fr

  • SNA–STL, 09/05/26 – 09/12/26: From $472
    05

    Sa

  • SNA–STL, 09/06/26 – 09/13/26: From $472
    06

    Su

  • SNA–STL, 09/07/26 – 09/14/26: From $749
    07

    Mo

  • SNA–STL, 09/08/26 – 09/15/26: From $493
    08

    Tu

  • SNA–STL, 09/09/26 – 09/16/26: From $378
    09

    We

  • SNA–STL, 09/10/26 – 09/17/26: From $378
    10

    Th

  • SNA–STL, 09/11/26 – 09/18/26: From $407
    11

    Fr

  • SNA–STL, 09/12/26 – 09/19/26: From $376
    12

    Sa

  • SNA–STL, 09/13/26 – 09/20/26: From $563
    13

    Su

  • SNA–STL, 09/14/26 – 09/21/26: From $564
    14

    Mo

  • SNA–STL, 09/15/26 – 10/17/26: From $395
    15

    Tu

  • SNA–STL, 09/16/26 – 09/23/26: From $399
    16

    We

  • SNA–STL, 09/17/26 – 09/24/26: From $399
    17

    Th

  • SNA–STL, 09/18/26 – 10/17/26: From $420
    18

    Fr

  • SNA–STL, 09/19/26 – 09/26/26: From $397
    19

    Sa

  • SNA–STL, 09/20/26 – 09/27/26: From $528
    20

    Su

  • SNA–STL, 09/21/26 – 09/24/26: From $397
    21

    Mo

  • SNA–STL: cmp-view-offers-disclaimer. Find Offers
    22

    Tu

  • SNA–STL: cmp-view-offers-disclaimer. Find Offers
    23

    We

    • range$376-$1,117

    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 Orange County to Saint Louis flights

    $
    keyboard_arrow_down

    Orange County (SNA)to

    Saint Louis (STL)
    09/15/26 - 10/17/26

    Round trip

    Economy

    from
    $395Fare subject to changes
    Updated: 23 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    09/12/26 - 09/19/26

    Round trip

    Economy

    from
    $376Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    09/09/26 - 09/16/26

    Round trip

    Economy

    from
    $378Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    09/10/26 - 09/17/26

    Round trip

    Economy

    from
    $378Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $397Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $397Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

    Saint Louis (STL)
    09/19/26 - 09/26/26

    Round trip

    Economy

    from
    $397Fare subject to changes
    Updated: 8 hours ago

    Orange County (SNA)to

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

    Round trip

    Economy

    from
    $397Fare subject to changes
    Updated: 8 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 Orange County to Saint Louis

    Looking for lower fares on your trip from Orange County 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 Orange County to Saint Louis