American Airlines flights from Washington, D.C. to San Luis Obispo

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

Sep 2026
From$379*
Updated: 1 hour ago
Round tripIEconomy
Oct 2026
From$379*
Updated: 1 hour ago
Round tripIEconomy
Nov 2026
From$379*
Updated: 1 hour ago
Round tripIEconomy
cmp-daily-histogram-bars-legend-min-price-aria-label $379
cmp-daily-histogram-bars-legend-max-price-aria-label $954
Displaying fares for September-2026
  • DCA–SBP, 09/01/26 – 09/08/26: From $519
    01

    Tu

    SEP

  • DCA–SBP, 09/02/26 – 09/09/26: From $519
    02

    We

  • DCA–SBP, 09/03/26 – 09/10/26: From $568
    03

    Th

  • DCA–SBP, 09/04/26 – 09/11/26: From $954
    04

    Fr

  • DCA–SBP, 09/05/26 – 09/12/26: From $519
    05

    Sa

  • DCA–SBP, 09/06/26 – 09/13/26: From $670
    06

    Su

  • DCA–SBP, 09/07/26 – 09/14/26: From $568
    07

    Mo

  • DCA–SBP, 09/08/26 – 09/15/26: From $521
    08

    Tu

  • DCA–SBP, 09/09/26 – 09/16/26: From $451
    09

    We

  • DCA–SBP, 09/10/26 – 09/17/26: From $451
    10

    Th

  • DCA–SBP, 09/11/26 – 09/18/26: From $451
    11

    Fr

  • DCA–SBP, 09/12/26 – 09/19/26: From $451
    12

    Sa

  • DCA–SBP, 09/13/26 – 09/20/26: From $568
    13

    Su

  • DCA–SBP, 09/14/26 – 09/21/26: From $732
    14

    Mo

  • DCA–SBP, 09/15/26 – 09/22/26: From $419
    15

    Tu

  • DCA–SBP, 09/16/26 – 09/23/26: From $419
    16

    We

  • DCA–SBP, 09/17/26 – 09/24/26: From $666
    17

    Th

  • DCA–SBP, 09/18/26 – 09/25/26: From $864
    18

    Fr

  • DCA–SBP, 09/19/26 – 09/26/26: From $481
    19

    Sa

  • DCA–SBP, 09/20/26 – 09/27/26: From $641
    20

    Su

  • DCA–SBP, 09/21/26 – 09/28/26: From $469
    21

    Mo

  • DCA–SBP, 09/22/26 – 09/29/26: From $379
    22

    Tu

  • DCA–SBP, 09/23/26 – 09/30/26: From $379
    23

    We

  • DCA–SBP, 09/24/26 – 10/01/26: From $533
    24

    Th

  • DCA–SBP, 09/25/26 – 10/02/26: From $469
    25

    Fr

  • DCA–SBP, 09/26/26 – 10/03/26: From $379
    26

    Sa

  • DCA–SBP, 09/27/26 – 10/04/26: From $688
    27

    Su

  • DCA–SBP, 09/28/26 – 10/05/26: From $469
    28

    Mo

  • WAS–SBP: cmp-view-offers-disclaimer. Find Offers
    29

    Tu

  • WAS–SBP: cmp-view-offers-disclaimer. Find Offers
    30

    We

    • range$379-$954

    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 Luis Obispo flights

    $
    keyboard_arrow_down

    *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 Luis Obispo

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