Southwest® flights from San Francisco to Washington D.C. Reagan National from $171

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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: 11/18/2026

One-way

Basic

From
$171
Seen: 21 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 11/14/2026

One-way

Basic

From
$171
Seen: 10 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 12/16/2026

One-way

Basic

From
$171
Seen: 9 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 01/20/2027

One-way

Basic

From
$171
Seen: 8 hrs ago

San Francisco (SFO)to

Washington D.C. Reagan National (DCA)
Depart: 12/02/2026

One-way

Basic

From
$171
Seen: 5 hrs ago

San Francisco (SFO)to

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

One-way

Basic

From
$177
Seen: 1 hour ago

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

Oct 2026
From$534*
Seen: 17 hrs ago
One Way/Basic
Nov 2026
From$171*
Seen: 21 hrs ago
One Way/Basic
Dec 2026
From$171*
Seen: 5 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $171
cmp-daily-histogram-bars-legend-max-price-aria-label $634
Displaying fares for October-2026
  • SFO–DCA, 10/22/2026: From $634
    22

    Thu

    OCT

  • SFO–DCA, 10/23/2026: From $634
    23

    Fri

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

    Sat

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    25

    Sun

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    26

    Mon

  • SFO–DCA, 10/27/2026: From $634
    27

    Tue

  • SFO–DCA, 10/28/2026: From $534
    28

    Wed

  • SFO–DCA, 10/29/2026: From $534
    29

    Thu

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

    Fri

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    31

    Sat

  • SFO–DCA, 11/01/2026: From $534
    01

    Sun

    NOV

  • SFO–DCA, 11/02/2026: From $534
    02

    Mon

  • SFO–DCA, 11/03/2026: From $534
    03

    Tue

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    04

    Wed

  • SFO–DCA, 11/05/2026: From $368
    05

    Thu

  • SFO–DCA, 11/06/2026: From $368
    06

    Fri

  • SFO–DCA, 11/07/2026: From $368
    07

    Sat

  • SFO–DCA, 11/08/2026: From $368
    08

    Sun

  • SFO–DCA, 11/09/2026: From $190
    09

    Mon

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    10

    Tue

  • SFO–DCA, 11/11/2026: From $177
    11

    Wed

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    12

    Thu

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

    Fri

  • SFO–DCA, 11/14/2026: From $171
    14

    Sat

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

    Sun

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    16

    Mon

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

    Tue

  • SFO–DCA, 11/18/2026: From $171
    18

    Wed

  • SFO–DCA, 11/19/2026: From $254
    19

    Thu

  • SFO–DCA: cmp-view-offers-disclaimer. Find Offers
    20

    Fri

  • SFO–DCA, 11/21/2026: From $249
    21

    Sat

    • Range$171-$634

    *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

    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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