SAN to ORD from $237 in economy – flightdeals.net

Home Premium Fare Deals About

United Airlines

UAUnited Airlines

Round Trip•Economy

San Diego International Airport

San Diego, United States

O'Hare International Airport

Chicago, United States

$325 USD

-27%$237 USD

Verified about 11 hours ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$323 1$247 2$237 3$247 4$269 5$237 6$267 7$249 8$247 9$237 10$249 11$269 12$247 13$269 14$249 15$247 16$264 17$249 18$365 19$389 20$376 21$323 22$357 23$309 24$249 25$264 26$315 27$315 28$315 29$251 30$241 31$249 1$302 2$373 3$443

Fair Availability

28% of dates checked are available within 10% of the lowest price

Thursday, December 17th, 2026

5 round-trip options

Returning

Wed, Dec 23, 2026•6 Day Trip

$249 USD

Returning

Sat, Dec 26, 2026•9 Day Trip

$429 USD

Returning

Sun, Dec 27, 2026•10 Day Trip

$451 USD

Returning

Tue, Dec 29, 2026•12 Day Trip

$372 USD

Returning

Thu, Dec 31, 2026•14 Day Trip

$335 USD