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

Monday, December 7th, 2026

3 round-trip options

Returning
Sun, Dec 13, 20266 Day Trip
$277 USD
Returning
Wed, Dec 16, 20269 Day Trip
$249 USD
Returning
Sat, Dec 19, 202612 Day Trip
$327 USD