How much is a flight from Chicago to San Antonio?

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

$91 is the lowest fare found in the past 15 days.

Fares change often — checking several times throughout the week can make a big difference. Booking in advance often means access to lower prices for the Chicago - San Antonio route.

Which airports are most convenient between Chicago and San Antonio?

Whether it’s cost or connection time, the right airport combination can make a difference.

• Airports in Chicago: There are 3 airports in Chicago - Midway, O'Hare, Rockford.
• Airports in San Antonio: San Antonio is the only functioning airport for now.

In some cases, flying into a secondary airport can also reduce transfer costs. Connections from multiple airports give you more flight options and airlines.

Plan your perfect flight from Chicago to San Antonio

Jetcost gives you full control over your flight search. Filter by date, time, duration, price, and airline. See round-trip and one-way options from low-cost and full-service carriers like Delta, United, American, and more.

Other popular destinations

Planning a trip to United States? Other frequent searches include: Las Vegas, Los Angeles, Miami, New York City, Orlando.

Some airlines include baggage in the fare, others don’t — always check the details before booking. If you're looking for round-trip flights, you can easily see the most convenient combinations.