Southwest® flights from Santa Rosa to San Diego from $59

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Low fares from Santa Rosa to San Diego

$

Santa Rosa (STS)to

San Diego (SAN)
Depart: 09/22/2026

One-way

Basic

From
$59

Low fares from Santa Rosa to San Diego

$

Santa Rosa (STS)to

San Diego (SAN)
Depart: 09/22/2026

One-way

Basic

From
$59
Seen: 21 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/19/2026

One-way

Basic

From
$59
Seen: 19 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 09/24/2026

One-way

Basic

From
$59
Seen: 11 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 09/26/2026

One-way

Basic

From
$59
Seen: 11 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/01/2026

One-way

Basic

From
$59
Seen: 10 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/13/2026

One-way

Basic

From
$59
Seen: 6 hrs ago

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Explore flights from Santa Rosa to San Diego

Aug 2026
From$228*
Seen: 3 hrs ago
One Way/Basic
Sep 2026
From$59*
Seen: 16 hrs ago
One Way/Basic
Oct 2026
From$59*
Seen: 19 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $59
cmp-daily-histogram-bars-legend-max-price-aria-label $228
Displaying fares for August-2026
  • STS–SAN, 08/31/2026: From $228
    31

    Mon

    AUG

  • STS–SAN, 09/01/2026: From $228
    01

    Tue

  • STS–SAN, 09/02/2026: From $228
    02

    Wed

  • STS–SAN, 09/03/2026: From $228
    03

    Thu

  • STS–SAN, 09/04/2026: From $228
    04

    Fri

  • STS–SAN, 09/05/2026: From $166
    05

    Sat

  • STS–SAN, 09/06/2026: From $166
    06

    Sun

  • STS–SAN, 09/07/2026: From $166
    07

    Mon

  • STS–SAN, 09/08/2026: From $166
    08

    Tue

  • STS–SAN, 09/09/2026: From $166
    09

    Wed

  • STS–SAN, 09/10/2026: From $166
    10

    Thu

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    11

    Fri

  • STS–SAN, 09/12/2026: From $109
    12

    Sat

  • STS–SAN, 09/13/2026: From $109
    13

    Sun

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    14

    Mon

  • STS–SAN, 09/15/2026: From $109
    15

    Tue

  • STS–SAN, 09/16/2026: From $109
    16

    Wed

  • STS–SAN, 09/17/2026: From $109
    17

    Thu

  • STS–SAN, 09/18/2026: From $109
    18

    Fri

  • STS–SAN, 09/19/2026: From $59
    19

    Sat

  • STS–SAN, 09/20/2026: From $89
    20

    Sun

  • STS–SAN, 09/21/2026: From $59
    21

    Mon

  • STS–SAN, 09/22/2026: From $59
    22

    Tue

  • STS–SAN, 09/23/2026: From $59
    23

    Wed

  • STS–SAN, 09/24/2026: From $59
    24

    Thu

  • STS–SAN, 09/25/2026: From $69
    25

    Fri

  • STS–SAN, 09/26/2026: From $59
    26

    Sat

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    27

    Sun

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    28

    Mon

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    29

    Tue

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    30

    Wed

    • Range$59-$228

    *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:
    Charles M. Schulz–Sonoma County Airport
    Arriving at:
    San Diego International Airport
    Average flight time:
    1 hour 43 minutes
    Distance:
    508 miles

    Route Information

    39† Weekly flights
    • 1‡ Nonstop flight per day Monday through Friday
    • 1‡ Nonstop flight on Saturday
    • 2‡ Nonstop flights 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 Santa Rosa to San Diego is 1 hour 43 minutes.
    There are 39 weekly flights from Santa Rosa to San Diego on Southwest Airlines.
    Yes, Southwest flies nonstop from Santa Rosa to San Diego once per day from Monday through Friday.
    Yes, Southwest flies nonstop from Santa Rosa to San Diego once per day on Saturdays and 2 times per day on Sundays.
    To find the lowest fares by day and time to fly Santa Rosa to San Diego with Southwest, check out our Low Fare Calendar.
    You can rent a car at San Diego International Airport book yours with your flight.
    Yes! Flights from Santa Rosa to San Diego—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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