American Airlines flights from San Diego to Washington, D.C.

Recent searches for flights from San Diego to Washington, D.C.

Aug 2026
From$382*
Updated: 21 hours ago
Round tripIEconomy
Sep 2026
From$327*
Updated: 17 hours ago
Round tripIEconomy
Oct 2026
From$337*
Updated: 31 minutes ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $377
cmp-daily-histogram-bars-legend-max-price-aria-label $702
Displaying fares for August-2026
  • SAN–WAS: cmp-view-offers-disclaimer. Find Offers
    04

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    AUG

  • SAN–WAS, 08/05/26 – 08/12/26: From $467
    05

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  • SAN–WAS, 08/06/26 – 08/13/26: From $467
    06

    Th

  • SAN–WAS, 08/07/26 – 08/14/26: From $467
    07

    Fr

  • SAN–WAS, 08/08/26 – 08/15/26: From $702
    08

    Sa

  • SAN–WAS, 08/09/26 – 08/16/26: From $702
    09

    Su

  • SAN–WAS, 08/10/26 – 08/17/26: From $702
    10

    Mo

  • SAN–WAS, 08/11/26 – 08/18/26: From $467
    11

    Tu

  • SAN–WAS, 08/12/26 – 08/19/26: From $662
    12

    We

  • SAN–WAS, 08/13/26 – 08/20/26: From $662
    13

    Th

  • SAN–WAS, 08/14/26 – 08/21/26: From $467
    14

    Fr

  • SAN–WAS, 08/15/26 – 08/22/26: From $467
    15

    Sa

  • SAN–WAS, 08/16/26 – 08/23/26: From $662
    16

    Su

  • SAN–WAS, 08/17/26 – 08/24/26: From $662
    17

    Mo

  • SAN–WAS, 08/18/26 – 08/25/26: From $467
    18

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  • SAN–WAS, 08/19/26 – 08/26/26: From $467
    19

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  • SAN–WAS, 08/20/26 – 08/27/26: From $467
    20

    Th

  • SAN–WAS, 08/21/26 – 08/28/26: From $467
    21

    Fr

  • SAN–IAD, 08/22/26 – 08/29/26: From $507
    22

    Sa

  • SAN–DCA, 08/23/26 – 08/30/26: From $507
    23

    Su

  • SAN–DCA, 08/24/26 – 08/27/26: From $437
    24

    Mo

  • SAN–DCA, 08/25/26 – 09/01/26: From $437
    25

    Tu

  • SAN–WAS, 08/26/26 – 09/02/26: From $437
    26

    We

  • SAN–IAD, 08/27/26 – 09/09/26: From $382
    27

    Th

  • SAN–WAS, 08/28/26 – 09/04/26: From $437
    28

    Fr

  • SAN–WAS, 08/29/26 – 09/05/26: From $387
    29

    Sa

  • SAN–WAS, 08/30/26 – 09/06/26: From $417
    30

    Su

  • SAN–WAS, 08/31/26 – 09/07/26: From $437
    31

    Mo

  • SAN–DCA, 09/01/26 – 09/02/26: From $411
    01

    Tu

    SEP

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

    We

  • SAN–DCA, 09/03/26 – 09/12/26: From $377
    03

    Th

    • range$377-$702

    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 San Diego to Washington, D.C. flights

    $
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    San Diego (SAN)to

    Washington, D.C. (WAS)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    10/10/26 - 10/17/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    09/05/26 - 09/12/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    09/16/26 - 09/23/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    09/19/26 - 09/26/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    09/22/26 - 09/29/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    09/26/26 - 10/03/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes ago

    San Diego (SAN)to

    Washington, D.C. (WAS)
    10/13/26 - 10/20/26

    Round trip

    Economy

    from
    $337Fare subject to changes
    Updated: 31 minutes 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 San Diego to Washington, D.C.

    Looking for lower fares on your trip from San Diego 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 San Diego to Washington, D.C.