American Airlines flights from Flint to Saint Louis

Recent searches for flights from Flint to Saint Louis

Aug 2026
From$430*
Updated: 54 minutes ago
Round tripIEconomy
Sep 2026
From$299*
Updated: 54 minutes ago
Round tripIEconomy
Oct 2026
From$299*
Updated: 54 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $299
cmp-daily-histogram-bars-legend-max-price-aria-label $887
Displaying fares for August-2026
  • FNT–STL, 08/22/26 – 08/29/26: From $450
    22

    Sa

    AUG

  • FNT–STL, 08/23/26 – 08/30/26: From $887
    23

    Su

  • FNT–STL, 08/24/26 – 08/31/26: From $861
    24

    Mo

  • FNT–STL, 08/25/26 – 09/01/26: From $450
    25

    Tu

  • FNT–STL, 08/26/26 – 09/02/26: From $450
    26

    We

  • FNT–STL, 08/27/26 – 09/03/26: From $887
    27

    Th

  • FNT–STL, 08/28/26 – 09/04/26: From $603
    28

    Fr

  • FNT–STL, 08/29/26 – 09/05/26: From $430
    29

    Sa

  • FNT–STL, 08/30/26 – 09/06/26: From $673
    30

    Su

  • FNT–STL, 08/31/26 – 09/07/26: From $751
    31

    Mo

  • FNT–STL, 09/01/26 – 09/08/26: From $430
    01

    Tu

    SEP

  • FNT–STL, 09/02/26 – 09/09/26: From $430
    02

    We

  • FNT–STL, 09/03/26 – 09/10/26: From $653
    03

    Th

  • FNT–STL, 09/04/26 – 09/11/26: From $693
    04

    Fr

  • FNT–STL, 09/05/26 – 09/12/26: From $415
    05

    Sa

  • FNT–STL, 09/06/26 – 09/13/26: From $630
    06

    Su

  • FNT–STL, 09/07/26 – 09/14/26: From $536
    07

    Mo

  • FNT–STL, 09/08/26 – 09/15/26: From $314
    08

    Tu

  • FNT–STL, 09/09/26 – 09/16/26: From $405
    09

    We

  • FNT–STL, 09/10/26 – 09/17/26: From $428
    10

    Th

  • FNT–STL, 09/11/26 – 09/18/26: From $387
    11

    Fr

  • FNT–STL, 09/12/26 – 09/19/26: From $334
    12

    Sa

  • FNT–STL, 09/13/26 – 09/20/26: From $369
    13

    Su

  • FNT–STL, 09/14/26 – 09/21/26: From $355
    14

    Mo

  • FNT–STL, 09/15/26 – 09/22/26: From $369
    15

    Tu

  • FNT–STL, 09/16/26 – 09/23/26: From $355
    16

    We

  • FNT–STL, 09/17/26 – 09/24/26: From $355
    17

    Th

  • FNT–STL, 09/18/26 – 09/25/26: From $372
    18

    Fr

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

    Sa

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

    Su

  • FNT–STL, 09/21/26 – 09/28/26: From $299
    21

    Mo

    • range$299-$887

    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 Flint to Saint Louis flights

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    Flint (FNT)to

    Saint Louis (STL)
    10/21/26 - 10/28/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 20 hours ago

    Flint (FNT)to

    Saint Louis (STL)
    09/21/26 - 09/28/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 20 hours ago

    Flint (FNT)to

    Saint Louis (STL)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 minutes ago

    Flint (FNT)to

    Saint Louis (STL)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 minutes ago

    Flint (FNT)to

    Saint Louis (STL)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 minutes ago

    Flint (FNT)to

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

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 minutes ago

    Flint (FNT)to

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

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 minutes ago

    Flint (FNT)to

    Saint Louis (STL)
    10/17/26 - 10/24/26

    Round trip

    Economy

    from
    $299Fare subject to changes
    Updated: 54 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 Flint to Saint Louis

    Looking for lower fares on your trip from Flint 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 Flint to Saint Louis