American Airlines flights from Saint Louis to Québec

Recent searches for flights from Saint Louis to Québec

Aug 2026
From$862*
Updated: 12 hours ago
Round tripIEconomy
Sep 2026
From$712*
Updated: 12 hours ago
Round tripIEconomy
Oct 2026
From$680*
Updated: 12 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $791
cmp-daily-histogram-bars-legend-max-price-aria-label $1.4K
Displaying fares for August-2026
  • STL–YQB: cmp-view-offers-disclaimer. Find Offers
    10

    Mo

    AUG

  • STL–YQB, 08/11/26 – 08/18/26: From $982
    11

    Tu

  • STL–YQB, 08/12/26 – 08/19/26: From $1,077
    12

    We

  • STL–YQB, 08/13/26 – 08/20/26: From $1,057
    13

    Th

  • STL–YQB, 08/14/26 – 08/21/26: From $1,180
    14

    Fr

  • STL–YQB, 08/15/26 – 08/22/26: From $1,057
    15

    Sa

  • STL–YQB, 08/16/26 – 08/23/26: From $1,057
    16

    Su

  • STL–YQB, 08/17/26 – 08/24/26: From $1,034
    17

    Mo

  • STL–YQB, 08/18/26 – 08/25/26: From $944
    18

    Tu

  • STL–YQB, 08/19/26 – 08/26/26: From $1,083
    19

    We

  • STL–YQB, 08/20/26 – 08/27/26: From $970
    20

    Th

  • STL–YQB, 08/21/26 – 08/28/26: From $970
    21

    Fr

  • STL–YQB, 08/22/26 – 08/29/26: From $1,104
    22

    Sa

  • STL–YQB, 08/23/26 – 08/30/26: From $1,188
    23

    Su

  • STL–YQB, 08/24/26 – 08/27/26: From $905
    24

    Mo

  • STL–YQB, 08/25/26 – 09/01/26: From $862
    25

    Tu

  • STL–YQB, 08/26/26 – 09/02/26: From $862
    26

    We

  • STL–YQB, 08/27/26 – 09/03/26: From $862
    27

    Th

  • STL–YQB, 08/28/26 – 09/04/26: From $1,031
    28

    Fr

  • STL–YQB, 08/29/26 – 09/05/26: From $862
    29

    Sa

  • STL–YQB, 08/30/26 – 09/06/26: From $862
    30

    Su

  • STL–YQB, 08/31/26 – 09/07/26: From $1,050
    31

    Mo

  • STL–YQB, 09/01/26 – 09/08/26: From $819
    01

    Tu

    SEP

  • STL–YQB, 09/02/26 – 09/09/26: From $808
    02

    We

  • STL–YQB, 09/03/26 – 09/10/26: From $791
    03

    Th

  • STL–YQB, 09/04/26 – 09/11/26: From $791
    04

    Fr

  • STL–YQB, 09/05/26 – 09/12/26: From $1,409
    05

    Sa

  • STL–YQB, 09/06/26 – 09/13/26: From $1,229
    06

    Su

  • STL–YQB, 09/07/26 – 09/14/26: From $1,048
    07

    Mo

  • STL–YQB, 09/08/26 – 09/15/26: From $828
    08

    Tu

  • STL–YQB, 09/09/26 – 09/16/26: From $1,040
    09

    We

    • range$791-$1,409

    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 Québec flights

    $
    keyboard_arrow_down

    Saint Louis (STL)to

    Québec (YQB)
    11/18/26 - 11/25/26

    Round trip

    Economy

    from
    $647Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    10/23/26 - 10/30/26

    Round trip

    Economy

    from
    $680Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    10/14/26 - 10/21/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    09/16/26 - 09/23/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 hours ago

    Saint Louis (STL)to

    Québec (YQB)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $712Fare subject to changes
    Updated: 12 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 Québec

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