SAN to ORD from $237 in economy

ASAlaska Airlines, Inc.

Round Trip•Economy

SAN

San Diego International Airport

San Diego, United States

ORD

O'Hare International Airport

Chicago, United States

$334 USD

-29%$237 USD

Verified about 9 hours ago

December 2026

Today

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$348 1$247 2$237 3$257 4$267 5$237 6$267 7$257 8$257 9$237 10$257 11$279 12$307 13$295 14$285 15$265 16$285 17$387 18$345 19$345 20$422 21$393 22$329 23$339 24$362 25$274 26$329 27$329 28$329 29$329 30$329 31$269 1$329 2$329 3$329

Limited Availability

13% of dates checked are available within 10% of the lowest price

Tuesday, December 22nd, 2026

8 round-trip options

Returning

Sun, Dec 27, 2026•5 Day Trip

$532 USD

Google Flights

Returning

Mon, Dec 28, 2026•6 Day Trip

$482 USD

Google Flights

Returning

Wed, Dec 30, 2026•8 Day Trip

$397 USD

Google Flights

Returning

Thu, Dec 31, 2026•9 Day Trip

$445 USD

Google Flights

Returning

Fri, Jan 1, 2027•10 Day Trip

$439 USD

Google Flights

Returning

Sat, Jan 2, 2027•11 Day Trip

$397 USD

Google Flights

Returning

Mon, Jan 4, 2027•13 Day Trip

$393 USD

Google Flights

Returning

Tue, Jan 5, 2027•14 Day Trip

$329 USD

Google Flights

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

San Diego International Airport

O'Hare International Airport

December 2026

Tuesday, December 22nd, 2026