American Airlines flights from Portland, ME to Washington, D.C.

Recent searches for flights from Portland, ME to Washington, D.C.

Aug 2026
From$372*
Updated: 9 hours ago
Round tripIEconomy
Sep 2026
From$259*
Updated: 9 hours ago
Round tripIEconomy
Oct 2026
From$259*
Updated: 9 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $259
cmp-daily-histogram-bars-legend-max-price-aria-label $526
Displaying fares for August-2026
  • PWM–DCA, 08/25/26 – 08/29/26: From $395
    25

    Tu

    AUG

  • PWM–DCA, 08/26/26 – 09/02/26: From $372
    26

    We

  • PWM–DCA, 08/27/26 – 09/03/26: From $518
    27

    Th

  • PWM–WAS, 08/28/26 – 09/04/26: From $459
    28

    Fr

  • PWM–WAS, 08/29/26 – 09/05/26: From $372
    29

    Sa

  • PWM–WAS, 08/30/26 – 09/06/26: From $404
    30

    Su

  • PWM–WAS, 08/31/26 – 09/07/26: From $404
    31

    Mo

  • PWM–WAS, 09/01/26 – 09/08/26: From $319
    01

    Tu

    SEP

  • PWM–WAS, 09/02/26 – 09/09/26: From $319
    02

    We

  • PWM–DCA, 09/03/26 – 09/05/26: From $349
    03

    Th

  • PWM–DCA, 09/04/26 – 09/11/26: From $319
    04

    Fr

  • PWM–DCA, 09/05/26 – 09/12/26: From $302
    05

    Sa

  • PWM–WAS, 09/06/26 – 09/13/26: From $302
    06

    Su

  • PWM–DCA, 09/07/26 – 09/14/26: From $526
    07

    Mo

  • PWM–WAS, 09/08/26 – 09/15/26: From $428
    08

    Tu

  • PWM–DCA, 09/09/26 – 09/16/26: From $274
    09

    We

  • PWM–WAS, 09/10/26 – 09/17/26: From $410
    10

    Th

  • PWM–WAS, 09/11/26 – 09/13/26: From $289
    11

    Fr

  • PWM–WAS, 09/12/26 – 09/19/26: From $274
    12

    Sa

  • PWM–WAS, 09/13/26 – 09/20/26: From $418
    13

    Su

  • PWM–WAS, 09/14/26 – 09/21/26: From $359
    14

    Mo

  • PWM–DCA, 09/15/26 – 09/22/26: From $259
    15

    Tu

  • PWM–WAS, 09/16/26 – 09/23/26: From $304
    16

    We

  • PWM–DCA, 09/17/26 – 09/20/26: From $259
    17

    Th

  • PWM–WAS, 09/18/26 – 09/25/26: From $259
    18

    Fr

  • PWM–WAS, 09/19/26 – 09/26/26: From $259
    19

    Sa

  • PWM–DCA, 09/20/26 – 09/27/26: From $336
    20

    Su

  • PWM–WAS, 09/21/26 – 09/28/26: From $336
    21

    Mo

  • PWM–DCA, 09/22/26 – 09/24/26: From $518
    22

    Tu

  • PWM–DCA, 09/23/26 – 09/25/26: From $382
    23

    We

  • PWM–IAD, 09/24/26 – 10/01/26: From $437
    24

    Th

    • range$259-$526

    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 Portland, ME to Washington, D.C. flights

    $
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    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    10/29/26 - 11/05/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    10/15/26 - 10/22/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    09/15/26 - 09/22/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    11/01/26 - 11/08/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 hours ago

    Portland, ME (PWM)to

    Washington, D.C. (WAS)
    11/07/26 - 11/14/26

    Round trip

    Economy

    from
    $259Fare subject to changes
    Updated: 9 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 Portland, ME to Washington, D.C.

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