Cheap flights from Chicago Rockford to San Antonio

Flights tailored to your budget

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Flight prices from Chicago Rockford to San Antonio

There’s no fixed price — fares between Chicago and San Antonio can vary a lot by day or time.

Choose a date to explore the best fares now.

The lowest fares are often found with some flexibility in travel dates. If your plans are flexible, you’ll have a better chance of finding cheap flights.

Best airport options between Chicago and San Antonio

If you're open to flying into or out of more than one airport, you’ll have more routes to compare.

  • Airports in Chicago: Chicago is served by 3 airports - Midway, O'Hare, Rockford.
  • Airports in San Antonio: San Antonio is the sole airport currently available.

Some airports offer extras like lounges, fast track, or self check-in — good to keep in mind. Comparing airports by services offered helps you balance cost and comfort.

Flights from Chicago - Rockford to San Antonio

Refine your flight search from Chicago Rockford to San Antonio

With Jetcost, it’s easy to narrow down results to find flights that match your schedule and preferences. You can filter by airline, price, trip type, and more — including offers from the best airlines and travel agencies.

Other popular destinations

Also looking at United States? These cities are trending: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Online agencies can show different offers for the same flight — it’s worth comparing. Filters let you narrow things down further, like selecting a specific time slot to find flights that suit you best.
Frequently Asked Questions

Frequently asked questions about flights from Chicago Rockford to San Antonio.

How much does an airline ticket from Chicago Rockford to San Antonio cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Chicago Rockford to San Antonio.

How far is Chicago from San Antonio?

Chicago is about 1639 km from San Antonio.

What are the airports in San Antonio?

San Antonio has one airport: San Antonio.

What are the airports in Chicago?

Chicago has 3 airports: Midway, O'Hare, Rockford.

What are the most popular cities in United States?

The most popular cities in United States according to our users' searches are: Las Vegas, Los Angeles, Miami, New York City, Orlando.

When should I book a flight from Chicago to San Antonio?

This information is not available at the moment.

What is the cheapest month to fly from Chicago to San Antonio?

This information is not available at the moment.

What is the most expensive month to fly from Chicago to San Antonio?

This information is not available at the moment.

What is the best day of the week to fly from Chicago to San Antonio?

This information is not available at the moment.