Southwest® flights from San Francisco to Washington D.C. Reagan National from $209

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Low fares from San Francisco to Washington D.C. Reagan National

$

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 10/20/2026

One-way

Basic

From
$209
Seen: 17 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 11/12/2026

One-way

Basic

From
$209
Seen: 13 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 10/26/2026

One-way

Basic

From
$209
Seen: 8 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 11/09/2026

One-way

Basic

From
$209
Seen: 2 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 10/29/2026

One-way

Basic

From
$209
Seen: 27 minutes ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 11/18/2026

One-way

Basic

From
$209
Seen: 19 hrs ago

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Explore flights from San Francisco to Washington D.C. Reagan National

Sep 2026
From$624*
Seen: 13 hrs ago
One Way/Basic
Oct 2026
From$209*
Seen: 8 hrs ago
One Way/Basic
Nov 2026
From$209*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $209
cmp-daily-histogram-bars-legend-max-price-aria-label $624
Displaying fares for September-2026
  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    25

    Fri

    SEP

  • SFO–DCA, 09/26/2026: From $624
    26

    Sat

  • SFO–DCA, 09/27/2026: From $624
    27

    Sun

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

  • SFO–DCA, 09/29/2026: From $624
    29

    Tue

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    01

    Thu

    OCT

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    02

    Fri

  • SFO–DCA, 10/03/2026: From $524
    03

    Sat

  • SFO–DCA, 10/04/2026: From $524
    04

    Sun

  • SFO–DCA, 10/05/2026: From $524
    05

    Mon

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    06

    Tue

  • SFO–DCA, 10/07/2026: From $524
    07

    Wed

  • SFO–DCA, 10/08/2026: From $358
    08

    Thu

  • SFO–DCA, 10/09/2026: From $358
    09

    Fri

  • SFO–DCA, 10/10/2026: From $358
    10

    Sat

  • SFO–DCA, 10/11/2026: From $358
    11

    Sun

  • SFO–DCA, 10/12/2026: From $358
    12

    Mon

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    13

    Tue

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    14

    Wed

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    15

    Thu

  • SFO–DCA, 10/16/2026: From $231
    16

    Fri

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    17

    Sat

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    18

    Sun

  • SFO–DCA, 10/19/2026: From $214
    19

    Mon

  • SFO–DCA, 10/20/2026: From $209
    20

    Tue

  • SFO–DCA, 10/21/2026: From $214
    21

    Wed

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    22

    Thu

  • SFO–DCA, 10/23/2026: From $231
    23

    Fri

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    24

    Sat

    • Range$209-$624

    *Fares displayed have been collected within the last 24 hours and may no longer be available at time of booking. Additional fees and charges for optional products and services may apply. Modifying this information may result in a different fare. To find the most updated fare, please visit Southwest.com. Fares listed are Basic, which are subject to additional terms and conditions.

    Flight Details

    Departing from:
    San Francisco International Airport
    Arriving at:
    Ronald Reagan National Airport
    Distance:
    2442 miles

    Route Information

    70† Weekly flights

    † Weekly flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025. Note: route may not operate every day of the week.

    ‡ Nonstop flights based on DOT published scheduled average flights Monday through Sunday between 9/1/2025 and 9/30/2025.

    Questions we hear the most

    There are 70 weekly flights from San Francisco to Washington, D.C. (Reagan National) on Southwest Airlines.
    To find the lowest fares by day and time to fly San Francisco to Washington, D.C. (Reagan National) with Southwest, check out our Low Fare Calendar.
    You can rent a car at Ronald Reagan National Airport book yours with your flight.
    Yes! Flights from San Francisco to Washington, D.C. (Reagan National)—or from here or there to anywhere—can be changed with no change fees. Fare difference may apply.
    Check the status of your upcoming Southwest flight.
    Check out the Southwest Airlines® Help Center for answers about everything Southwest.

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