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

Home Premium Fare Deals About

United Airlines

UAUnited Airlines

Round Trip•Economy

O'Hare International Airport

Chicago, United States

San Diego International Airport

San Diego, United States

$322 USD

-26%$237 USD

Verified about 15 hours ago

December 2026

Mon

Tue

Wed

Thu

Fri

Sat

Sun

30$313 1$237 2$237 3$319 4$277 5$237 6$267 7$247 8$239 9$247 10$257 11$277 12$247 13$277 14$257 15$247 16$241 17$257 18$340 19$330 20$315 21$249 22$264 23$241 24$290 25$361 26$421 27$443 28$378 29$364 30$327 31$335 1$302 2$315 3$323

Fair Availability

30% of dates checked are available within 10% of the lowest price

Sunday, December 27th, 2026

5 round-trip options

Returning

Mon, Jan 4, 2027•8 Day Trip

$517 USD

Returning

Tue, Jan 5, 2027•9 Day Trip

$443 USD

Returning

Wed, Jan 6, 2027•10 Day Trip

$443 USD

Returning

Thu, Jan 7, 2027•11 Day Trip

$451 USD

Returning

Sun, Jan 10, 2027•14 Day Trip

$517 USD