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

Sunday, December 27th, 2026

3 round-trip options

Returning
Sat, Jan 2, 20276 Day Trip
$710 USD
Returning
Tue, Jan 5, 20279 Day Trip
$475 USD
Returning
Fri, Jan 8, 202712 Day Trip
$536 USD