ORD to SAN from $237 in economy

ASAlaska Airlines, Inc.

Round Trip•Economy

ORD

O'Hare International Airport

Chicago, United States

SAN

San Diego International Airport

San Diego, United States

$329 USD

-28%$237 USD

Verified about 11 hours ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$349 1$247 2$237 3$257 4$267 5$257 6$267 7$257 8$257 9$237 10$257 11$287 12$317 13$292 14$282 15$317 16$274 17$397 18$397 19$337 20$338 21$397 22$337 23$393 24$277 25$319 26$414 27$532 28$414 29$372 30$329 31$377 1$371 2$337 3$337

Limited Availability

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

Monday, December 14th, 2026

5 round-trip options

Returning

Sat, Dec 19, 2026•5 Day Trip

$337 USD

Google Flights

Returning

Sun, Dec 20, 2026•6 Day Trip

$372 USD

Google Flights

Returning

Wed, Dec 23, 2026•9 Day Trip

$347 USD

Google Flights

Returning

Fri, Dec 25, 2026•11 Day Trip

$282 USD

Google Flights

Returning

Sat, Dec 26, 2026•12 Day Trip

$337 USD

Google Flights

Chicago (ORD) to San Diego (SAN) flight deal in economy from $237

O'Hare International Airport

San Diego International Airport

December 2026

Monday, December 14th, 2026