American Airlines flights from Washington, D.C. to Montreal

Recent searches for flights from Washington, D.C. to Montreal

Aug 2026
From$780*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$422*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$368*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $422
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for August-2026
  • WAS–YUL: cmp-view-offers-disclaimer. Find Offers
    25

    Tu

    AUG

  • DCA–YUL, 08/26/26 – 09/02/26: From $852
    26

    We

  • DCA–YUL, 08/27/26 – 09/03/26: From $1,010
    27

    Th

  • DCA–YUL, 08/28/26 – 09/04/26: From $828
    28

    Fr

  • DCA–YUL, 08/29/26 – 09/05/26: From $780
    29

    Sa

  • DCA–YUL, 08/30/26 – 09/06/26: From $780
    30

    Su

  • DCA–YUL, 08/31/26 – 09/07/26: From $994
    31

    Mo

  • DCA–YUL, 09/01/26 – 09/08/26: From $621
    01

    Tu

    SEP

  • DCA–YUL, 09/02/26 – 09/09/26: From $565
    02

    We

  • DCA–YUL, 09/03/26 – 09/10/26: From $720
    03

    Th

  • DCA–YUL, 09/04/26 – 09/11/26: From $669
    04

    Fr

  • DCA–YUL, 09/05/26 – 09/12/26: From $621
    05

    Sa

  • DCA–YUL, 09/06/26 – 09/12/26: From $621
    06

    Su

  • DCA–YUL, 09/07/26 – 09/14/26: From $655
    07

    Mo

  • DCA–YUL, 09/08/26 – 09/15/26: From $433
    08

    Tu

  • DCA–YUL, 09/09/26 – 09/16/26: From $492
    09

    We

  • DCA–YUL, 09/10/26 – 09/17/26: From $563
    10

    Th

  • DCA–YUL, 09/11/26 – 09/18/26: From $610
    11

    Fr

  • DCA–YUL, 09/12/26 – 09/19/26: From $433
    12

    Sa

  • DCA–YUL, 09/13/26 – 09/20/26: From $751
    13

    Su

  • DCA–YUL, 09/14/26 – 09/21/26: From $486
    14

    Mo

  • DCA–YUL, 09/15/26 – 09/22/26: From $481
    15

    Tu

  • DCA–YUL, 09/16/26 – 09/23/26: From $481
    16

    We

  • DCA–YUL, 09/17/26 – 09/24/26: From $581
    17

    Th

  • DCA–YUL, 09/18/26 – 09/20/26: From $611
    18

    Fr

  • DCA–YUL, 09/19/26 – 09/26/26: From $422
    19

    Sa

  • DCA–YUL, 09/20/26 – 09/27/26: From $660
    20

    Su

  • DCA–YUL, 09/21/26 – 09/28/26: From $681
    21

    Mo

  • DCA–YUL, 09/22/26 – 09/29/26: From $422
    22

    Tu

  • DCA–YUL, 09/23/26 – 09/30/26: From $481
    23

    We

  • DCA–YUL, 09/24/26 – 10/01/26: From $544
    24

    Th

    • range$422-$1,010

    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 Washington, D.C. to Montreal flights

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    *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 Washington, D.C. to Montreal

    Looking for lower fares on your trip from Washington, D.C. to Montreal? 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 Washington, D.C. to Montreal