DEN to SAN from $157 in economy

ASAlaska Airlines, Inc.

Round Trip•Economy

DEN

Denver International Airport

Denver, United States

SAN

San Diego International Airport

San Diego, United States

$263 USD

-40%$157 USD

Verified about 23 hours ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$270 1$210 2$263 3$270 4$270 5$270 6$270 7$270 8$263 9$263 10$270 11$270 12$277 13$277 14$277 15$270 16$270 17$277 18$277 19$277 20$277 21$277 22$270 23$270 24$270 25$270 26$324 27$345 28$313 29$300 30$270 31$270 1$300 2$270 3$300

Limited Availability

14% of dates checked are available within 10% of the lowest price

Saturday, December 19th, 2026

9 round-trip options

Returning

Thu, Dec 24, 2026•5 Day Trip

$277 USD

Google Flights

Returning

Fri, Dec 25, 2026•6 Day Trip

$277 USD

Google Flights

Returning

Sat, Dec 26, 2026•7 Day Trip

$352 USD

Google Flights

Returning

Sun, Dec 27, 2026•8 Day Trip

$374 USD

Google Flights

Returning

Mon, Dec 28, 2026•9 Day Trip

$326 USD

Google Flights

Returning

Tue, Dec 29, 2026•10 Day Trip

$299 USD

Google Flights

Returning

Thu, Dec 31, 2026•12 Day Trip

$277 USD

Google Flights

Returning

Fri, Jan 1, 2027•13 Day Trip

$332 USD

Google Flights

Returning

Sat, Jan 2, 2027•14 Day Trip

$307 USD

Google Flights

Denver (DEN) to San Diego (SAN) flight deal in economy from $157

Denver International Airport

San Diego International Airport

December 2026

Saturday, December 19th, 2026