Southwest® flights from San Antonio to San Francisco from $190

Promo Code

Low fares from San Antonio to San Francisco

$

San Antonio (SAT)to

San Francisco (SFO)
Depart: 11/23/2026

One-way

Basic

From
$190
Seen: 16 hrs ago

San Antonio (SAT)to

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

One-way

Basic

From
$190
Seen: 13 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 12/17/2026

One-way

Basic

From
$190
Seen: 11 hrs ago

San Antonio (SAT)to

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

One-way

Basic

From
$190
Seen: 15 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 12/03/2026

One-way

Basic

From
$190
Seen: 14 hrs ago

San Antonio (SAT)to

San Francisco (SFO)
Depart: 11/26/2026

One-way

Basic

From
$190
Seen: 21 hrs ago

Looking for more low-fare flights?

Check out the Low Fare Calendar to find a fare that works for you. Just choose the month you want to depart and return, and we’ll show you the best fares available.

Find low fares

Explore flights from San Antonio to San Francisco

Oct 2026
From$190*
Seen: 9 minutes ago
One Way/Basic
Nov 2026
From$190*
Seen: 21 hrs ago
One Way/Basic
Dec 2026
From$190*
Seen: 22 minutes ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $190
cmp-daily-histogram-bars-legend-max-price-aria-label $335
Displaying fares for October-2026
  • SAT–SFO, 10/03/2026: From $335
    03

    Sat

    OCT

  • SAT–SFO, 10/04/2026: From $335
    04

    Sun

  • SAT–SFO, 10/05/2026: From $335
    05

    Mon

  • SAT–SFO, 10/06/2026: From $335
    06

    Tue

  • SAT–SFO, 10/07/2026: From $335
    07

    Wed

  • SAT–SFO, 10/08/2026: From $280
    08

    Thu

  • SAT–SFO, 10/09/2026: From $275
    09

    Fri

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

    Sat

  • SAT–SFO, 10/11/2026: From $275
    11

    Sun

  • SAT–SFO, 10/12/2026: From $275
    12

    Mon

  • SAT–SFO, 10/13/2026: From $275
    13

    Tue

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

    Wed

  • SAT–SFO, 10/15/2026: From $275
    15

    Thu

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

    Fri

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

    Sat

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

    Sun

  • SAT–SFO, 10/19/2026: From $220
    19

    Mon

  • SAT–SFO, 10/20/2026: From $220
    20

    Tue

  • SAT–SFO, 10/21/2026: From $220
    21

    Wed

  • SAT–SFO, 10/22/2026: From $220
    22

    Thu

  • SAT–SFO, 10/23/2026: From $190
    23

    Fri

  • SAT–SFO, 10/24/2026: From $190
    24

    Sat

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

    Sun

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

    Mon

  • SAT–SFO, 10/27/2026: From $190
    27

    Tue

  • SAT–SFO, 10/28/2026: From $190
    28

    Wed

  • SAT–SFO, 10/29/2026: From $190
    29

    Thu

  • SAT–SFO, 10/30/2026: From $190
    30

    Fri

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

    Sat

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

    Sun

    NOV

  • SAT–SFO, 11/02/2026: From $190
    02

    Mon

    • Range$190-$335

    *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.

    Explore Flights from Other Popular Origins

    Popular Flights from San Antonio