Southwest® flights from Washington D.C. Reagan National to San Francisco from $229

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

$

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 12/16/2026

One-way

Basic

From
$229
Seen: 15 hrs ago

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 01/13/2027

One-way

Basic

From
$229
Seen: 3 hrs ago

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 01/06/2027

One-way

Basic

From
$229
Seen: 22 hrs ago

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 01/12/2027

One-way

Basic

From
$229
Seen: 4 hrs ago

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 02/09/2027

One-way

Basic

From
$229
Seen: 58 minutes ago

Washington D.C. Reagan National (DCA)to

San Francisco (SFO)
Depart: 12/12/2026

One-way

Basic

From
$234
Seen: 13 hrs ago

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

Nov 2026
From$373*
Seen: 18 hrs ago
One Way/Basic
Dec 2026
From$229*
Seen: 15 hrs ago
One Way/Basic
Jan 2027
From$229*
Seen: 4 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $234
cmp-daily-histogram-bars-legend-max-price-aria-label $644
Displaying fares for November-2026
  • DCA–SFO, 11/13/2026: From $644
    13

    Fri

    NOV

  • DCA–SFO, 11/14/2026: From $639
    14

    Sat

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

    Sun

  • DCA–SFO, 11/16/2026: From $639
    16

    Mon

  • DCA–SFO, 11/17/2026: From $639
    17

    Tue

  • DCA–SFO, 11/18/2026: From $539
    18

    Wed

  • DCA–SFO, 11/19/2026: From $644
    19

    Thu

  • DCA–SFO, 11/20/2026: From $539
    20

    Fri

  • DCA–SFO, 11/21/2026: From $544
    21

    Sat

  • DCA–SFO, 11/22/2026: From $544
    22

    Sun

  • DCA–SFO: cmp-view-offers-disclaimer. Find Offers
    23

    Mon

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

    Tue

  • DCA–SFO, 11/25/2026: From $373
    25

    Wed

  • DCA–SFO, 11/26/2026: From $373
    26

    Thu

  • DCA–SFO, 11/27/2026: From $373
    27

    Fri

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

    Sat

  • DCA–SFO: cmp-view-offers-disclaimer. Find Offers
    29

    Sun

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

    Mon

  • DCA–SFO, 12/01/2026: From $373
    01

    Tue

    DEC

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

    Wed

  • DCA–SFO: cmp-view-offers-disclaimer. Find Offers
    03

    Thu

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

    Fri

  • DCA–SFO, 12/05/2026: From $249
    05

    Sat

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

    Sun

  • DCA–SFO, 12/07/2026: From $249
    07

    Mon

  • DCA–SFO, 12/08/2026: From $249
    08

    Tue

  • DCA–SFO: cmp-view-offers-disclaimer. Find Offers
    09

    Wed

  • DCA–SFO, 12/10/2026: From $249
    10

    Thu

  • DCA–SFO, 12/11/2026: From $254
    11

    Fri

  • DCA–SFO, 12/12/2026: From $234
    12

    Sat

    • Range$234-$644

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

    Questions we hear the most

    There are 89 weekly flights from Washington, D.C. (Reagan National) to San Francisco on Southwest Airlines.
    To find the lowest fares by day and time to fly Washington, D.C. (Reagan National) to San Francisco with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Francisco International Airport book yours with your flight.
    Yes! Flights from Washington, D.C. (Reagan National) to San Francisco—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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