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

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

Aug 2026
From$303*
Updated: 3 hours ago
Round tripIEconomy
Sep 2026
From$303*
Updated: 3 hours ago
Round tripIEconomy
Oct 2026
From$303*
Updated: 3 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $303
cmp-daily-histogram-bars-legend-max-price-aria-label $1.0K
Displaying fares for August-2026
  • WAS–BOI: cmp-view-offers-disclaimer. Find Offers
    04

    Tu

    AUG

  • DCA–BOI, 08/05/26 – 08/12/26: From $731
    05

    We

  • DCA–BOI, 08/06/26 – 08/13/26: From $782
    06

    Th

  • DCA–BOI, 08/07/26 – 08/14/26: From $796
    07

    Fr

  • DCA–BOI, 08/08/26 – 08/15/26: From $735
    08

    Sa

  • DCA–BOI, 08/09/26 – 08/16/26: From $1,048
    09

    Su

  • DCA–BOI, 08/10/26 – 08/17/26: From $782
    10

    Mo

  • DCA–BOI, 08/11/26 – 08/18/26: From $421
    11

    Tu

  • DCA–BOI, 08/12/26 – 08/19/26: From $363
    12

    We

  • DCA–BOI, 08/13/26 – 08/20/26: From $421
    13

    Th

  • DCA–BOI, 08/14/26 – 08/21/26: From $363
    14

    Fr

  • DCA–BOI, 08/15/26 – 08/22/26: From $363
    15

    Sa

  • DCA–BOI, 08/16/26 – 08/23/26: From $491
    16

    Su

  • DCA–BOI, 08/17/26 – 08/24/26: From $363
    17

    Mo

  • DCA–BOI, 08/18/26 – 08/25/26: From $333
    18

    Tu

  • DCA–BOI, 08/19/26 – 08/26/26: From $333
    19

    We

  • DCA–BOI, 08/20/26 – 08/27/26: From $333
    20

    Th

  • DCA–BOI, 08/21/26 – 08/28/26: From $357
    21

    Fr

  • DCA–BOI, 08/22/26 – 08/29/26: From $333
    22

    Sa

  • DCA–BOI, 08/23/26 – 08/30/26: From $357
    23

    Su

  • DCA–BOI, 08/24/26 – 08/31/26: From $333
    24

    Mo

  • DCA–BOI, 08/25/26 – 09/01/26: From $303
    25

    Tu

  • DCA–BOI, 08/26/26 – 09/02/26: From $303
    26

    We

  • DCA–BOI, 08/27/26 – 09/03/26: From $303
    27

    Th

  • DCA–BOI, 08/28/26 – 09/04/26: From $351
    28

    Fr

  • DCA–BOI, 08/29/26 – 09/05/26: From $303
    29

    Sa

  • DCA–BOI, 08/30/26 – 09/06/26: From $405
    30

    Su

  • DCA–BOI, 08/31/26 – 09/07/26: From $439
    31

    Mo

  • WAS–BOI: cmp-view-offers-disclaimer. Find Offers
    01

    Tu

    SEP

  • WAS–BOI: cmp-view-offers-disclaimer. Find Offers
    02

    We

  • WAS–BOI: cmp-view-offers-disclaimer. Find Offers
    03

    Th

    • range$303-$1,048

    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 Boise 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 Boise

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