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 8 hours ago
Fair Availability
30% of dates checked are available within 10% of the lowest price

Monday, October 12th, 2026

5 round-trip options

Returning
Mon, Oct 19, 2026•7 Day Trip
$313 USD
Google Flights
Returning
Tue, Oct 20, 2026•8 Day Trip
$303 USD
Google Flights
Returning
Sat, Oct 24, 2026•12 Day Trip
$303 USD
Google Flights
Returning
Sun, Oct 25, 2026•13 Day Trip
$333 USD
Google Flights
Returning
Mon, Oct 26, 2026•14 Day Trip
$313 USD
Google Flights