American Airlines flights from Seattle to Montreal

Recent searches for flights from Seattle to Montreal

Sep 2026
From$676*
Updated: 6 hours ago
Round tripIEconomy
Oct 2026
From$452*
Updated: 6 hours ago
Round tripIEconomy
Nov 2026
From$452*
Updated: 6 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $507
cmp-daily-histogram-bars-legend-max-price-aria-label $1.2K
Displaying fares for September-2026
  • SEA–YUL, 09/18/26 – 09/25/26: From $897
    18

    Fr

    SEP

  • SEA–YUL, 09/19/26 – 09/26/26: From $793
    19

    Sa

  • SEA–YUL, 09/20/26 – 09/27/26: From $897
    20

    Su

  • SEA–YUL, 09/21/26 – 09/28/26: From $1,143
    21

    Mo

  • SEA–YUL, 09/22/26 – 09/29/26: From $793
    22

    Tu

  • SEA–YUL, 09/23/26 – 09/30/26: From $964
    23

    We

  • SEA–YUL, 09/24/26 – 10/01/26: From $1,223
    24

    Th

  • SEA–YUL, 09/25/26 – 10/02/26: From $752
    25

    Fr

  • SEA–YUL, 09/26/26 – 10/03/26: From $686
    26

    Sa

  • SEA–YUL, 09/27/26 – 10/04/26: From $824
    27

    Su

  • SEA–YUL, 09/28/26 – 10/05/26: From $752
    28

    Mo

  • SEA–YUL, 09/29/26 – 10/06/26: From $676
    29

    Tu

  • SEA–YUL, 09/30/26 – 10/07/26: From $808
    30

    We

  • SEA–YUL, 10/01/26 – 10/08/26: From $717
    01

    Th

    OCT

  • SEA–YUL, 10/02/26 – 10/09/26: From $786
    02

    Fr

  • SEA–YUL, 10/03/26 – 10/10/26: From $559
    03

    Sa

  • SEA–YUL, 10/04/26 – 10/11/26: From $709
    04

    Su

  • SEA–YUL, 10/05/26 – 10/12/26: From $709
    05

    Mo

  • SEA–YUL, 10/06/26 – 10/13/26: From $559
    06

    Tu

  • SEA–YUL, 10/07/26 – 10/14/26: From $648
    07

    We

  • SEA–YUL, 10/08/26 – 10/15/26: From $903
    08

    Th

  • SEA–YUL, 10/09/26 – 10/16/26: From $687
    09

    Fr

  • SEA–YUL, 10/10/26 – 10/17/26: From $629
    10

    Sa

  • SEA–YUL, 10/11/26 – 10/18/26: From $764
    11

    Su

  • SEA–YUL, 10/12/26 – 10/19/26: From $679
    12

    Mo

  • SEA–YUL, 10/13/26 – 10/20/26: From $566
    13

    Tu

  • SEA–YUL, 10/14/26 – 10/21/26: From $566
    14

    We

  • SEA–YUL, 10/15/26 – 10/22/26: From $617
    15

    Th

  • SEA–YUL, 10/16/26 – 10/23/26: From $507
    16

    Fr

  • SEA–YUL, 10/17/26 – 10/24/26: From $648
    17

    Sa

    • range$507-$1,223

    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 Seattle to Montreal flights

    $
    keyboard_arrow_down

    Seattle (SEA)to

    Montreal (YUL)
    01/06/27 - 01/13/27

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    01/10/27 - 01/17/27

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    01/12/27 - 01/19/27

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    01/13/27 - 01/20/27

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    01/16/27 - 01/23/27

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    12/01/26 - 12/08/26

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    12/02/26 - 12/09/26

    Round trip

    Economy

    from
    $452Fare subject to changes
    Updated: 6 hours ago

    Seattle (SEA)to

    Montreal (YUL)
    11/02/26 - 11/09/26

    Round trip

    Economy

    from
    $452Fare 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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