Find out what a flight from San Antonio to Chicago Rockford might cost

Prices vary based on date, airline, and availability. Compare several options if you're flying between San Antonio and Chicago.

Select your dates to check current offers.

Try shifting your departure forward or backward by a day to find better options. If you’re looking for a good deal, consider flying outside peak hours as well.

Which airports serve San Antonio and Chicago?

When planning a trip of about 1639 km, it's a good idea to check flights from surrounding airports too.

• Airports in San Antonio: San Antonio is the only operational airport in the area.
• Airports in Chicago: Chicago offers flights from 3 airports - Midway, O'Hare, Rockford.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Choose the right flight for your trip from San Antonio to Chicago Rockford

Jetcost helps you tailor your flight search based on what matters to you — flight length, budget, airline, or agency. Whether you prefer round-trip or one-way, direct or with stopovers, you’ll see options from the best airlines and travel agencies.

Other popular destinations

Flying to United States? Many users also explore: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Looking for a specific airline? Select it directly in the filters to speed up your search. The search filters help you see only the options that match your needs.