Priceline has round trip flights from San Diego (SAN) to Chicago (ORD) and vice versa for $97 on American and United.
Availability: Now- December
Check Google Flights for date availability
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Priceline has round trip flights from San Diego (SAN) to Chicago (ORD) and vice versa for $97 on American and United.
Availability: Now- December
Check Google Flights for date availability