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: 10/19/2026

One-way

Basic

From
$59

Low fares from Santa Rosa to San Diego

$

Santa Rosa (STS)to

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

One-way

Basic

From
$59
Seen: 16 hrs ago

Santa Rosa (STS)to

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

One-way

Basic

From
$59
Seen: 8 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/20/2026

One-way

Basic

From
$59
Seen: 8 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 11/14/2026

One-way

Basic

From
$59
Seen: 5 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/14/2026

One-way

Basic

From
$59
Seen: 6 hrs ago

Santa Rosa (STS)to

San Diego (SAN)
Depart: 10/27/2026

One-way

Basic

From
$59
Seen: 5 hrs ago

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Explore flights from Santa Rosa to San Diego

Sep 2026
From$176*
Seen: 12 hrs ago
One Way/Basic
Oct 2026
From$59*
Seen: 19 hrs ago
One Way/Basic
Nov 2026
From$59*
Seen: 13 hrs ago
One Way/Basic
cmp-daily-histogram-bars-legend-min-price-aria-label $59
cmp-daily-histogram-bars-legend-max-price-aria-label $238
Displaying fares for September-2026
  • STS–SAN, 09/20/2026: From $238
    20

    Sun

    SEP

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    21

    Mon

  • STS–SAN, 09/22/2026: From $238
    22

    Tue

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    23

    Wed

  • STS–SAN, 09/24/2026: From $238
    24

    Thu

  • STS–SAN, 09/25/2026: From $238
    25

    Fri

  • STS–SAN, 09/26/2026: From $176
    26

    Sat

  • STS–SAN, 09/27/2026: From $209
    27

    Sun

  • STS–SAN, 09/28/2026: From $176
    28

    Mon

  • STS–SAN, 09/29/2026: From $176
    29

    Tue

  • STS–SAN, 09/30/2026: From $176
    30

    Wed

  • STS–SAN, 10/01/2026: From $176
    01

    Thu

    OCT

  • STS–SAN, 10/02/2026: From $186
    02

    Fri

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    03

    Sat

  • STS–SAN, 10/04/2026: From $119
    04

    Sun

  • STS–SAN, 10/05/2026: From $119
    05

    Mon

  • STS–SAN, 10/06/2026: From $119
    06

    Tue

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    07

    Wed

  • STS–SAN, 10/08/2026: From $119
    08

    Thu

  • STS–SAN, 10/09/2026: From $134
    09

    Fri

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    10

    Sat

  • STS–SAN, 10/11/2026: From $99
    11

    Sun

  • STS–SAN, 10/12/2026: From $98
    12

    Mon

  • STS–SAN, 10/13/2026: From $59
    13

    Tue

  • STS–SAN, 10/14/2026: From $59
    14

    Wed

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    15

    Thu

  • STS–SAN, 10/16/2026: From $86
    16

    Fri

  • STS–SAN, 10/17/2026: From $59
    17

    Sat

  • STS–SAN: cmp-view-offers-disclaimer. Find Offers
    18

    Sun

  • STS–SAN, 10/19/2026: From $59
    19

    Mon

    • Range$59-$238

    *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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