American Airlines flights from Washington, D.C. to San Jose, CR

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

Aug 2026
From$374*
Updated: 13 hours ago
Round tripIEconomy
Sep 2026
From$374*
Updated: 9 hours ago
Round tripIEconomy
Oct 2026
From$374*
Updated: 9 hours ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $374
cmp-daily-histogram-bars-legend-max-price-aria-label $738
Displaying fares for August-2026
  • DCA–SJO, 08/08/26 – 08/14/26: From $477
    08

    Sa

    AUG

  • WAS–SJO, 08/09/26 – 08/16/26: From $738
    09

    Su

  • IAD–SJO, 08/10/26 – 08/17/26: From $708
    10

    Mo

  • IAD–SJO, 08/11/26 – 08/18/26: From $526
    11

    Tu

  • IAD–SJO, 08/12/26 – 08/19/26: From $526
    12

    We

  • IAD–SJO, 08/13/26 – 08/20/26: From $557
    13

    Th

  • IAD–SJO, 08/14/26 – 08/21/26: From $477
    14

    Fr

  • WAS–SJO, 08/15/26 – 09/19/26: From $378
    15

    Sa

  • WAS–SJO, 08/16/26 – 09/19/26: From $374
    16

    Su

  • IAD–SJO, 08/17/26 – 08/24/26: From $477
    17

    Mo

  • IAD–SJO, 08/18/26 – 08/25/26: From $477
    18

    Tu

  • IAD–SJO, 08/19/26 – 08/26/26: From $413
    19

    We

  • IAD–SJO, 08/20/26 – 08/27/26: From $383
    20

    Th

  • IAD–SJO, 08/21/26 – 08/28/26: From $477
    21

    Fr

  • IAD–SJO, 08/22/26 – 08/29/26: From $477
    22

    Sa

  • IAD–SJO, 08/23/26 – 08/30/26: From $492
    23

    Su

  • IAD–SJO, 08/24/26 – 08/31/26: From $477
    24

    Mo

  • IAD–SJO, 08/25/26 – 09/01/26: From $477
    25

    Tu

  • IAD–SJO, 08/26/26 – 09/02/26: From $413
    26

    We

  • WAS–SJO, 08/27/26 – 09/03/26: From $468
    27

    Th

  • IAD–SJO, 08/28/26 – 09/04/26: From $397
    28

    Fr

  • IAD–SJO, 08/29/26 – 09/05/26: From $383
    29

    Sa

  • WAS–SJO, 08/30/26 – 09/06/26: From $409
    30

    Su

  • IAD–SJO, 08/31/26 – 09/07/26: From $445
    31

    Mo

  • IAD–SJO, 09/01/26 – 09/08/26: From $483
    01

    Tu

    SEP

  • IAD–SJO, 09/02/26 – 09/09/26: From $427
    02

    We

  • IAD–SJO, 09/03/26 – 09/10/26: From $475
    03

    Th

  • IAD–SJO, 09/04/26 – 09/11/26: From $468
    04

    Fr

  • IAD–SJO, 09/05/26 – 09/12/26: From $453
    05

    Sa

  • IAD–SJO, 09/06/26 – 09/13/26: From $395
    06

    Su

  • WAS–SJO, 09/07/26 – 09/14/26: From $380
    07

    Mo

    • range$374-$738

    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 San Jose, CR flights

    $
    keyboard_arrow_down

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    10/07/26 - 10/14/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    10/20/26 - 10/27/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    10/22/26 - 10/29/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    10/31/26 - 11/07/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    11/03/26 - 11/10/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    11/04/26 - 11/11/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    11/05/26 - 11/12/26

    Round trip

    Economy

    from
    $374Fare subject to changes
    Updated: 9 hours ago

    Washington, D.C. (WAS)to

    San Jose, CR (SJO)
    10/02/26 - 10/09/26

    Round trip

    Economy

    from
    $374Fare 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 Washington, D.C. to San Jose, CR

    Looking for lower fares on your trip from Washington, D.C. to San Jose, CR? 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 San Jose, CR