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

Thursday, December 17th, 2026

3 round-trip options

Returning
Wed, Dec 23, 20266 Day Trip
$333 USD
Returning
Sat, Dec 26, 20269 Day Trip
$373 USD
Returning
Tue, Dec 29, 202612 Day Trip
$249 USD