Southwest® flights from Austin to Santa Rosa from $149

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Low fares from Austin to Santa Rosa

$

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/03/2026

One-way

Basic

From
$149

Low fares from Austin to Santa Rosa

$

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/03/2026

One-way

Basic

From
$149
Seen: 4 hrs ago

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/24/2026

One-way

Basic

From
$149
Seen: 14 hrs ago

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/10/2026

One-way

Basic

From
$149
Seen: 17 hrs ago

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/17/2026

One-way

Basic

From
$149
Seen: 1 hour ago

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/31/2026

One-way

Basic

From
$159
Seen: 3 hrs ago

Austin (AUS)to

Santa Rosa (STS)
Depart: 10/06/2026

One-way

Basic

From
$159
Seen: 23 hrs ago

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Explore flights from Austin to Santa Rosa

Aug 2026
From$289*
Seen: 23 hrs ago
One Way/Basic
Sep 2026
From$190*
Seen: 3 minutes ago
One Way/Basic
Oct 2026
From$149*
Seen: 14 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $190
Displaying fares for August-2026
  • AUS–STS, 08/24/2026: From $377
    24

    Mon

    AUG

  • AUS–STS, 08/25/2026: From $289
    25

    Tue

  • AUS–STS, 08/26/2026: From $289
    26

    Wed

  • AUS–STS, 08/27/2026: From $377
    27

    Thu

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    28

    Fri

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    29

    Sat

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    30

    Sun

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    31

    Mon

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    01

    Tue

    SEP

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    02

    Wed

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    03

    Thu

  • AUS–STS, 09/04/2026: From $377
    04

    Fri

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    05

    Sat

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    06

    Sun

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    07

    Mon

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    08

    Tue

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    09

    Wed

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    10

    Thu

  • AUS–STS, 09/11/2026: From $212
    11

    Fri

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    12

    Sat

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    13

    Sun

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    14

    Mon

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    15

    Tue

  • AUS–STS, 09/16/2026: From $190
    16

    Wed

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    17

    Thu

  • AUS–STS, 09/18/2026: From $231
    18

    Fri

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    19

    Sat

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    20

    Sun

  • AUS–STS, 09/21/2026: From $190
    21

    Mon

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    22

    Tue

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    23

    Wed

    • Range$190-$377

    *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:
    Charles M. Schulz–Sonoma County Airport
    Distance:
    1541 miles

    Route Information

    45† 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 45 weekly flights from Austin to Santa Rosa on Southwest Airlines.
    To find the lowest fares by day and time to fly Austin to Santa Rosa with Southwest, check out our Low Fare Calendar.
    You can rent a car at Charles M. Schulz–Sonoma County Airport book yours with your flight.
    Yes! Flights from Austin to Santa Rosa—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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