American Airlines flights from Baltimore to Portland, ME

Recent searches for flights from Baltimore to Portland, ME

Aug 2026
From$450*
Updated: 5 hours ago
Round tripIEconomy
Sep 2026
From$429*
Updated: 5 hours ago
Round tripIEconomy
Oct 2026
From$457*
Updated: 5 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $429
cmp-daily-histogram-bars-legend-max-price-aria-label $1.1K
Displaying fares for August-2026
  • BWI–PWM, 08/09/26 – 08/13/26: From $1,143
    09

    Su

    AUG

  • BWI–PWM, 08/10/26 – 08/17/26: From $943
    10

    Mo

  • BWI–PWM, 08/11/26 – 08/18/26: From $744
    11

    Tu

  • BWI–PWM, 08/12/26 – 08/19/26: From $785
    12

    We

  • BWI–PWM, 08/13/26 – 08/20/26: From $821
    13

    Th

  • BWI–PWM, 08/14/26 – 08/21/26: From $744
    14

    Fr

  • BWI–PWM, 08/15/26 – 08/22/26: From $744
    15

    Sa

  • BWI–PWM, 08/16/26 – 08/23/26: From $916
    16

    Su

  • BWI–PWM, 08/17/26 – 08/24/26: From $718
    17

    Mo

  • BWI–PWM, 08/18/26 – 08/25/26: From $626
    18

    Tu

  • BWI–PWM, 08/19/26 – 08/26/26: From $626
    19

    We

  • BWI–PWM, 08/20/26 – 08/27/26: From $626
    20

    Th

  • BWI–PWM, 08/21/26 – 08/28/26: From $626
    21

    Fr

  • BWI–PWM, 08/22/26 – 08/29/26: From $626
    22

    Sa

  • BWI–PWM, 08/23/26 – 08/30/26: From $478
    23

    Su

  • BWI–PWM, 08/24/26 – 08/31/26: From $594
    24

    Mo

  • BWI–PWM, 08/25/26 – 09/01/26: From $478
    25

    Tu

  • BWI–PWM, 08/26/26 – 09/02/26: From $478
    26

    We

  • BWI–PWM, 08/27/26 – 09/03/26: From $478
    27

    Th

  • BWI–PWM, 08/28/26 – 09/04/26: From $478
    28

    Fr

  • BWI–PWM, 08/29/26 – 09/05/26: From $450
    29

    Sa

  • BWI–PWM, 08/30/26 – 09/06/26: From $457
    30

    Su

  • BWI–PWM, 08/31/26 – 09/07/26: From $775
    31

    Mo

  • BWI–PWM, 09/01/26 – 09/08/26: From $597
    01

    Tu

    SEP

  • BWI–PWM, 09/02/26 – 09/09/26: From $457
    02

    We

  • BWI–PWM, 09/03/26 – 09/10/26: From $640
    03

    Th

  • BWI–PWM, 09/04/26 – 09/11/26: From $457
    04

    Fr

  • BWI–PWM, 09/05/26 – 09/12/26: From $429
    05

    Sa

  • BWI–PWM: cmp-view-offers-disclaimer. Find Offers
    06

    Su

  • BWI–PWM: cmp-view-offers-disclaimer. Find Offers
    07

    Mo

  • BWI–PWM, 09/08/26 – 09/15/26: From $457
    08

    Tu

    • range$429-$1,143

    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 Baltimore to Portland, ME flights

    $
    keyboard_arrow_down

    Baltimore (BWI)to

    Portland, ME (PWM)
    09/11/26 - 09/18/26

    Round trip

    Economy

    from
    $429Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $429Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $429Fare subject to changes
    Updated: 17 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    08/29/26 - 09/05/26

    Round trip

    Economy

    from
    $450Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    10/03/26 - 10/10/26

    Round trip

    Economy

    from
    $457Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $457Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    09/09/26 - 09/16/26

    Round trip

    Economy

    from
    $457Fare subject to changes
    Updated: 5 hours ago

    Baltimore (BWI)to

    Portland, ME (PWM)
    09/19/26 - 09/26/26

    Round trip

    Economy

    from
    $457Fare subject to changes
    Updated: 5 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 Baltimore to Portland, ME

    Looking for lower fares on your trip from Baltimore to Portland, ME? 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 Baltimore to Portland, ME