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

United AirlinesUAUnited Airlines
Round Trip•Economy
United StatesORD

O'Hare International Airport

Chicago, United States
United StatesSAN

San Diego International Airport

San Diego, United States
$322 USD
-26%$237 USD
Verified about 6 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Thursday, August 20th, 2026

5 round-trip options

Returning
Tue, Aug 25, 2026•5 Day Trip
$249 USD
Google Flights
Returning
Thu, Aug 27, 2026•7 Day Trip
$257 USD
Google Flights
Returning
Sat, Aug 29, 2026•9 Day Trip
$247 USD
Google Flights
Returning
Tue, Sep 1, 2026•12 Day Trip
$247 USD
Google Flights
Returning
Wed, Sep 2, 2026•13 Day Trip
$247 USD
Google Flights