Southwest® flights from San Antonio to San Francisco from $141

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Low fares from San Antonio to San Francisco

$

San Antonio (SAT)to

San Francisco (SFO)
Depart: 11/17/2026

One-way

Basic

From
$141
Seen: 2 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 09/21/2026

One-way

Basic

From
$170
Seen: 16 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 10/23/2026

One-way

Basic

From
$170
Seen: 20 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 09/19/2026

One-way

Basic

From
$170
Seen: 21 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 10/07/2026

One-way

Basic

From
$170
Seen: 17 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 09/16/2026

One-way

Basic

From
$170
Seen: 22 hrs ago

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Explore flights from San Antonio to San Francisco

Aug 2026
From$255*
Seen: 2 hrs ago
One Way/Basic
Sep 2026
From$170*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$170*
Seen: 2 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $170
cmp-daily-histogram-bars-legend-max-price-aria-label $315
Displaying fares for August-2026
  • SAT–SFO, 08/23/2026: From $315
    23

    Sun

    AUG

  • SAT–SFO, 08/24/2026: From $310
    24

    Mon

  • SAT–SFO, 08/25/2026: From $315
    25

    Tue

  • SAT–SFO, 08/26/2026: From $315
    26

    Wed

  • SAT–SFO, 08/27/2026: From $315
    27

    Thu

  • SAT–SFO, 08/28/2026: From $310
    28

    Fri

  • SAT–SFO, 08/29/2026: From $255
    29

    Sat

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

    Sun

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

    Mon

  • SAT–SFO, 09/01/2026: From $255
    01

    Tue

    SEP

  • SAT–SFO, 09/02/2026: From $255
    02

    Wed

  • SAT–SFO, 09/03/2026: From $255
    03

    Thu

  • SAT–SFO, 09/04/2026: From $260
    04

    Fri

  • SAT–SFO, 09/05/2026: From $200
    05

    Sat

  • SAT–SFO, 09/06/2026: From $200
    06

    Sun

  • SAT–SFO, 09/07/2026: From $304
    07

    Mon

  • SAT–SFO: cmp-view-offers-disclaimer. Find Offers
    08

    Tue

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

    Wed

  • SAT–SFO, 09/10/2026: From $195
    10

    Thu

  • SAT–SFO, 09/11/2026: From $195
    11

    Fri

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

    Sat

  • SAT–SFO, 09/13/2026: From $170
    13

    Sun

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

    Mon

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

    Tue

  • SAT–SFO, 09/16/2026: From $170
    16

    Wed

  • SAT–SFO, 09/17/2026: From $170
    17

    Thu

  • SAT–SFO, 09/18/2026: From $170
    18

    Fri

  • SAT–SFO, 09/19/2026: From $170
    19

    Sat

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

    Sun

  • SAT–SFO, 09/21/2026: From $170
    21

    Mon

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

    Tue

    • Range$170-$315

    *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 Antonio International Airport
    Arriving at:
    San Francisco International Airport
    Distance:
    1482 miles

    Route Information

    140† 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 140 weekly flights from San Antonio to San Francisco on Southwest Airlines.
    To find the lowest fares by day and time to fly San Antonio 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 San Antonio 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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