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

Monday, August 17th, 2026

5 round-trip options

Returning
Sat, Aug 22, 2026•5 Day Trip
$362 USD
Google Flights
Returning
Mon, Aug 24, 2026•7 Day Trip
$362 USD
Google Flights
Returning
Wed, Aug 26, 2026•9 Day Trip
$354 USD
Google Flights
Returning
Sat, Aug 29, 2026•12 Day Trip
$352 USD
Google Flights
Returning
Sun, Aug 30, 2026•13 Day Trip
$382 USD
Google Flights