Southwest® flights from Austin to San Francisco from $119

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Low fares from Austin to San Francisco

$

Austin (AUS)to

San Francisco (SFO)
Depart: 09/22/2026

One-way

Basic

From
$119
Seen: 14 hrs ago

Austin (AUS)to

San Francisco (SFO)
Depart: 09/06/2026

One-way

Basic

From
$119
Seen: 15 hrs ago

Austin (AUS)to

San Francisco (SFO)
Depart: 09/15/2026

One-way

Basic

From
$119
Seen: 15 hrs ago

Austin (AUS)to

San Francisco (SFO)
Depart: 09/11/2026

One-way

Basic

From
$119
Seen: 2 hrs ago

Austin (AUS)to

San Francisco (SFO)
Depart: 10/03/2026

One-way

Basic

From
$119
Seen: 1 hour ago

Austin (AUS)to

San Francisco (SFO)
Depart: 10/30/2026

One-way

Basic

From
$119
Seen: 10 hrs ago

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Explore flights from Austin to San Francisco

Aug 2026
From$119*
Seen: 50 minutes ago
One Way/Basic
Sep 2026
From$119*
Seen: 19 hrs ago
One Way/Basic
Oct 2026
From$119*
Seen: 9 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $119
cmp-daily-histogram-bars-legend-max-price-aria-label $290
Displaying fares for August-2026
  • AUS–SFO, 08/01/2026: From $280
    01

    Sat

    AUG

  • AUS–SFO, 08/02/2026: From $290
    02

    Sun

  • AUS–SFO, 08/03/2026: From $290
    03

    Mon

  • AUS–SFO, 08/04/2026: From $290
    04

    Tue

  • AUS–SFO, 08/05/2026: From $290
    05

    Wed

  • AUS–SFO, 08/06/2026: From $290
    06

    Thu

  • AUS–SFO, 08/07/2026: From $290
    07

    Fri

  • AUS–SFO, 08/08/2026: From $290
    08

    Sat

  • AUS–SFO, 08/09/2026: From $280
    09

    Sun

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

    Mon

  • AUS–SFO, 08/11/2026: From $280
    11

    Tue

  • AUS–SFO, 08/12/2026: From $280
    12

    Wed

  • AUS–SFO, 08/13/2026: From $280
    13

    Thu

  • AUS–SFO, 08/14/2026: From $194
    14

    Fri

  • AUS–SFO, 08/15/2026: From $234
    15

    Sat

  • AUS–SFO, 08/16/2026: From $194
    16

    Sun

  • AUS–SFO, 08/17/2026: From $194
    17

    Mon

  • AUS–SFO, 08/18/2026: From $194
    18

    Tue

  • AUS–SFO, 08/19/2026: From $194
    19

    Wed

  • AUS–SFO, 08/20/2026: From $194
    20

    Thu

  • AUS–SFO, 08/21/2026: From $139
    21

    Fri

  • AUS–SFO, 08/22/2026: From $129
    22

    Sat

  • AUS–SFO, 08/23/2026: From $184
    23

    Sun

  • AUS–SFO, 08/24/2026: From $129
    24

    Mon

  • AUS–SFO, 08/25/2026: From $119
    25

    Tue

  • AUS–SFO, 08/26/2026: From $119
    26

    Wed

  • AUS–SFO, 08/27/2026: From $129
    27

    Thu

  • AUS–SFO, 08/28/2026: From $139
    28

    Fri

  • AUS–SFO, 08/29/2026: From $129
    29

    Sat

  • AUS–SFO, 08/30/2026: From $184
    30

    Sun

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

    Mon

    • Range$119-$290

    *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:
    Austin-Bergstrom International Airport
    Arriving at:
    San Francisco International Airport
    Average flight time:
    3 hours 49 minutes
    Distance:
    1504 miles

    Route Information

    153† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 1‡ Nonstop flight on Sunday

    † 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

    The average flight time from Austin to San Francisco is 3 hours 49 minutes.
    There are 153 weekly flights from Austin to San Francisco on Southwest Airlines.
    Yes, Southwest flies nonstop from Austin to San Francisco once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Austin to San Francisco once per day on Saturdays and Sundays.
    To find the lowest fares by day and time to fly Austin 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 Austin 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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