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

$174 USD

-33%$117 USD

Verified about 13 hours ago

September 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

31$117 1$117 2$117 3$117 4$137 5$117 6$122 7$172 8$117 9$117 10$117 11$122 12$117 13$142 14$117 15$117 16$117 17$117 18$137 19$117 20$137 21$117 22$117 23$117 24$117 25$137 26$117 27$137 28$117 29$117 30$117 1$117 2$137 3$117 4$152

Fair Availability

28% of dates checked are available within 10% of the lowest price

Tuesday, September 29th, 2026

7 round-trip options

Returning

Sun, Oct 4, 2026•5 Day Trip

$152 USD

Google Flights

Returning

Mon, Oct 5, 2026•6 Day Trip

$117 USD

Google Flights

Returning

Tue, Oct 6, 2026•7 Day Trip

$117 USD

Google Flights

Returning

Thu, Oct 8, 2026•9 Day Trip

$117 USD

Google Flights

Returning

Fri, Oct 9, 2026•10 Day Trip

$137 USD

Google Flights

Returning

Sat, Oct 10, 2026•11 Day Trip

$117 USD

Google Flights

Returning

Mon, Oct 12, 2026•13 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 29th, 2026