American Airlines flights from White Plains to Saint Louis

Recent searches for flights from White Plains to Saint Louis

Aug 2026
From$417*
Updated: 53 minutes ago
Round tripIEconomy
Sep 2026
From$311*
Updated: 53 minutes ago
Round tripIEconomy
Oct 2026
From$311*
Updated: 53 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $354
cmp-daily-histogram-bars-legend-max-price-aria-label $564
Displaying fares for August-2026
  • HPN–STL, 08/22/26 – 08/29/26: From $417
    22

    Sa

    AUG

  • HPN–STL, 08/23/26 – 08/30/26: From $481
    23

    Su

  • HPN–STL, 08/24/26 – 08/31/26: From $481
    24

    Mo

  • HPN–STL, 08/25/26 – 09/01/26: From $417
    25

    Tu

  • HPN–STL, 08/26/26 – 09/02/26: From $417
    26

    We

  • HPN–STL, 08/27/26 – 09/03/26: From $481
    27

    Th

  • HPN–STL, 08/28/26 – 09/04/26: From $481
    28

    Fr

  • HPN–STL, 08/29/26 – 09/05/26: From $417
    29

    Sa

  • HPN–STL, 08/30/26 – 09/06/26: From $481
    30

    Su

  • HPN–STL, 08/31/26 – 09/07/26: From $564
    31

    Mo

  • HPN–STL, 09/01/26 – 09/08/26: From $417
    01

    Tu

    SEP

  • HPN–STL, 09/02/26 – 09/09/26: From $417
    02

    We

  • HPN–STL, 09/03/26 – 09/10/26: From $481
    03

    Th

  • HPN–STL, 09/04/26 – 09/11/26: From $481
    04

    Fr

  • HPN–STL, 09/05/26 – 09/12/26: From $362
    05

    Sa

  • HPN–STL, 09/06/26 – 09/13/26: From $376
    06

    Su

  • HPN–STL, 09/07/26 – 09/14/26: From $530
    07

    Mo

  • HPN–STL, 09/08/26 – 09/15/26: From $530
    08

    Tu

  • HPN–STL, 09/09/26 – 09/16/26: From $362
    09

    We

  • HPN–STL, 09/10/26 – 09/17/26: From $362
    10

    Th

  • HPN–STL, 09/11/26 – 09/18/26: From $376
    11

    Fr

  • HPN–STL, 09/12/26 – 09/19/26: From $362
    12

    Sa

  • HPN–STL, 09/13/26 – 09/20/26: From $441
    13

    Su

  • HPN–STL, 09/14/26 – 09/21/26: From $387
    14

    Mo

  • HPN–STL, 09/15/26 – 09/22/26: From $354
    15

    Tu

  • HPN–STL: cmp-view-offers-disclaimer. Find Offers
    16

    We

  • HPN–STL, 09/17/26 – 09/24/26: From $387
    17

    Th

  • HPN–STL, 09/18/26 – 09/25/26: From $401
    18

    Fr

  • HPN–STL: cmp-view-offers-disclaimer. Find Offers
    19

    Sa

  • HPN–STL: cmp-view-offers-disclaimer. Find Offers
    20

    Su

  • HPN–STL, 09/21/26 – 09/28/26: From $361
    21

    Mo

    • range$354-$564

    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 White Plains to Saint Louis flights

    $
    keyboard_arrow_down

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

    Saint Louis (STL)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

    Saint Louis (STL)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes ago

    White Plains (HPN)to

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

    Round trip

    Economy

    from
    $311Fare subject to changes
    Updated: 53 minutes 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 White Plains to Saint Louis

    Looking for lower fares on your trip from White Plains 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 White Plains to Saint Louis