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

Wednesday, December 30th, 2026

3 round-trip options

Returning
Tue, Jan 5, 20276 Day Trip
$436 USD
Returning
Fri, Jan 8, 20279 Day Trip
$497 USD
Returning
Mon, Jan 11, 202712 Day Trip
$444 USD