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

Sunday, December 13th, 2026

3 round-trip options

Returning
Sat, Dec 19, 20266 Day Trip
$347 USD
Returning
Tue, Dec 22, 20269 Day Trip
$269 USD
Returning
Fri, Dec 25, 202612 Day Trip
$292 USD