STS to SAN from $117 in economy – flightdeals.net

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Alaska Airlines, Inc.

ASAlaska Airlines, Inc.

Southwest Airlines

WNSouthwest Airlines

Round Trip•Economy

Charles M. Schulz Sonoma County Airport

Santa Rosa, United States

San Diego International Airport

San Diego, United States

$179 USD

-35%$117 USD

Verified 2 days ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$208 1$117 2$117 3$133 4$163 5$117 6$178 7$133 8$117 9$117 10$118 11$208 12$182 13$253 14$179 15$162 16$182 17$162 18$242 19$237 20$262 21$237 22$227 23$243 24$182 25$192 26$198 27$271 28$202 29$182 30$178 31$162 1$177 2$217 3$217

Fair Availability

24% of dates checked are available within 10% of the lowest price

Friday, December 18th, 2026

3 round-trip options

Returning

Fri, Dec 25, 2026•7 Day Trip

$273 USD

Returning

Tue, Dec 29, 2026•11 Day Trip

$242 USD

Returning

Wed, Dec 30, 2026•12 Day Trip

$242 USD