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 16 hours ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$197 1$117 2$117 3$117 4$172 5$157 6$212 7$117 8$117 9$117 10$117 11$172 12$207 13$222 14$173 15$168 16$168 17$222 18$232 19$218 20$233 21$227 22$208 23$227 24$237 25$212 26$232 27$275 28$227 29$207 30$207 31$212 1$228 2$232 3$269

Limited Availability

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

Tuesday, December 22nd, 2026

6 round-trip options

Returning

Sun, Dec 27, 2026•5 Day Trip

$286 USD

Google Flights

Returning

Mon, Dec 28, 2026•6 Day Trip

$242 USD

Google Flights

Returning

Wed, Dec 30, 2026•8 Day Trip

$222 USD

Google Flights

Returning

Sat, Jan 2, 2027•11 Day Trip

$243 USD

Google Flights

Returning

Sun, Jan 3, 2027•12 Day Trip

$243 USD

Google Flights

Returning

Mon, Jan 4, 2027•13 Day Trip

$208 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

December 2026

Tuesday, December 22nd, 2026