Cheap flights from Chicago to San Antonio
The lowest fare found is €132. The cheapest month to fly is October.
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| October | €132 |
When is the cheapest time to fly from Chicago to San Antonio?
Fares are typically lowest in October, starting from €132.
Popular routes
- Chicago → Fort Myers
- Chicago → Pittsburgh
- Chicago → Toronto
- Chicago → Vancouver
- Chicago → Montreal
- Chicago → Calgary
- Chicago → Ottawa
- Chicago → Mexico City
- Chicago → Cancun
- Chicago → Guadalajara
- Chicago → Monterrey
- Chicago → Tijuana
Prices updated 2026-09-08