American Airlines flights from Saint Louis to Montreal

Recent searches for flights from Saint Louis to Montreal

Sep 2026
From$850*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$458*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$458*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $548
cmp-daily-histogram-bars-legend-max-price-aria-label $1.4K
Displaying fares for September-2026
  • STL–YUL, 09/18/26 – 09/25/26: From $1,351
    18

    Fr

    SEP

  • STL–YUL, 09/19/26 – 09/26/26: From $1,128
    19

    Sa

  • STL–YUL, 09/20/26 – 09/27/26: From $1,377
    20

    Su

  • STL–YUL, 09/21/26 – 09/28/26: From $1,395
    21

    Mo

  • STL–YUL, 09/22/26 – 09/29/26: From $1,071
    22

    Tu

  • STL–YUL, 09/23/26 – 09/30/26: From $1,086
    23

    We

  • STL–YUL, 09/24/26 – 10/01/26: From $1,291
    24

    Th

  • STL–YUL, 09/25/26 – 10/02/26: From $1,053
    25

    Fr

  • STL–YUL, 09/26/26 – 10/03/26: From $1,057
    26

    Sa

  • STL–YUL, 09/27/26 – 10/04/26: From $1,208
    27

    Su

  • STL–YUL, 09/28/26 – 10/05/26: From $1,064
    28

    Mo

  • STL–YUL, 09/29/26 – 10/06/26: From $850
    29

    Tu

  • STL–YUL, 09/30/26 – 10/07/26: From $955
    30

    We

  • STL–YUL, 10/01/26 – 10/08/26: From $1,046
    01

    Th

    OCT

  • STL–YUL, 10/02/26 – 10/09/26: From $1,020
    02

    Fr

  • STL–YUL, 10/03/26 – 10/10/26: From $739
    03

    Sa

  • STL–YUL, 10/04/26 – 10/11/26: From $972
    04

    Su

  • STL–YUL, 10/05/26 – 10/12/26: From $897
    05

    Mo

  • STL–YUL, 10/06/26 – 10/13/26: From $674
    06

    Tu

  • STL–YUL, 10/07/26 – 10/14/26: From $728
    07

    We

  • STL–YUL, 10/08/26 – 10/15/26: From $815
    08

    Th

  • STL–YUL, 10/09/26 – 10/16/26: From $739
    09

    Fr

  • STL–YUL, 10/10/26 – 10/17/26: From $851
    10

    Sa

  • STL–YUL, 10/11/26 – 10/18/26: From $851
    11

    Su

  • STL–YUL, 10/12/26 – 10/19/26: From $625
    12

    Mo

  • STL–YUL, 10/13/26 – 10/20/26: From $548
    13

    Tu

  • STL–YUL, 10/14/26 – 10/21/26: From $574
    14

    We

  • STL–YUL, 10/15/26 – 10/22/26: From $662
    15

    Th

  • STL–YUL, 10/16/26 – 10/23/26: From $636
    16

    Fr

  • STL–YUL, 10/17/26 – 10/24/26: From $793
    17

    Sa

    • range$548-$1,395

    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 Montreal flights

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    Saint Louis (STL)to

    Montreal (YUL)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    10/24/26 - 10/31/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    10/27/26 - 11/03/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    11/10/26 - 11/17/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 hours ago

    Saint Louis (STL)to

    Montreal (YUL)
    11/11/26 - 11/18/26

    Round trip

    Economy

    from
    $458Fare subject to changes
    Updated: 6 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.

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