SAN to STS from $117 in economy

ASAlaska Airlines, Inc.

WNSouthwest Airlines

Round Trip•Economy

SAN

San Diego International Airport

San Diego, United States

STS

Charles M. Schulz Sonoma County Airport

Santa Rosa, United States

$195 USD

-40%$117 USD

Verified about 6 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$117 1$117 2$117 3$117 4$172 5$157 6$172 7$117 8$117 9$117 10$117 11$172 12$157 13$172 14$117 15$117 16$117 17$117 18$172 19$157 20$172 21$117 22$117 23$117 24$117 25$172 26$157 27$172 28$117 29$117 30$117 1$117 2$172 3$157 4$172

Limited Availability

19% of dates checked are available within 10% of the lowest price

Tuesday, September 1st, 2026

8 round-trip options

Returning

Sun, Sep 6, 2026•5 Day Trip

$172 USD

Google Flights

Returning

Mon, Sep 7, 2026•6 Day Trip

$117 USD

Google Flights

Returning

Tue, Sep 8, 2026•7 Day Trip

$117 USD

Google Flights

Returning

Wed, Sep 9, 2026•8 Day Trip

$117 USD

Google Flights

Returning

Thu, Sep 10, 2026•9 Day Trip

$117 USD

Google Flights

Returning

Fri, Sep 11, 2026•10 Day Trip

$172 USD

Google Flights

Returning

Sun, Sep 13, 2026•12 Day Trip

$172 USD

Google Flights

Returning

Tue, Sep 15, 2026•14 Day Trip

$117 USD

Google Flights

San Diego (SAN) to Santa Rosa (STS) flight deal in economy from $117

San Diego International Airport

Charles M. Schulz Sonoma County Airport

September 2026

Tuesday, September 1st, 2026