Cheap flights from San Antonio to Chicago

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Tips to know when travelling to Chicago

Travelers usually depart from San Antonio International, San Antonio, San Antonio Train Station, San Antonio-Patton Tareyton Tempo, or San Antonio-Probandt & King Roger when they travel from San Antonio to Chicago. Book your trip to arrive at O Hare International, Chicago Midway International, Chicago Rockford International, Chicago, IL - Union Station, or Chicago Downtown Greyhound Station. The distance between San Antonio and Chicago is 1679 km. The most popular airlines for this route are American Airlines, United Airlines, Delta Air Lines, and Frontier Airlines. San Antonio and Chicago have 352 direct flights per week.

Weekly direct flights

MondaysTuesdaysWednesdaysThursdaysFridaysSaturdaysSundays
Number of flights79816533-5143
Fly direct with

American Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

United Airlines on Mondays, Tuesdays, Wednesdays, Thursdays, Fridays, Saturdays, and Sundays.

Check-in for a flight from San Antonio to Chicago

NameCarrier codeIATA CodePassport needed during bookingOnline check-in available
American AirlinesAALAAYesNo
United AirlinesUALUAYesNo
Delta Air LinesDALDLYesOpens 24 days before flight
Closes 1 hours before flight
Frontier AirlinesFFTF9NoOpens 24 days before flight
Closes 1 hours before flight

Frequently asked questions

How long does it take to travel from San Antonio to Chicago?
A one-way nonstop (direct) flight between San Antonio and Chicago takes around 2.9 hours.
What is the flight distance between San Antonio and Chicago?
The flight distance between San Antonio and Chicago is 1679 km.
What airlines offer nonstop (direct) flights between San Antonio and Chicago?
Several carriers operate flights between San Antonio and Chicago. Airlines offering nonstop (direct) flights include United Airlines, American Airlines.
What are the most popular routes to and from San Antonio?
Travelers frequently search for route combinations, such as San Antonio and London, San Juan, Denver, Phoenix, Orlando, Guadalajara, Mexico City, New Orleans, León, Raleigh, Las Vegas, San Francisco, Manchester, Boston, Washington, D.C., Riga, Los Angeles, Victoria, Rhodes, Portland.
What are the most popular routes to and from Chicago?
Travelers frequently search for route combinations, such as Chicago and London, Dublin, Manchester, Toronto, Athens, Orlando, San Francisco, Hyderabad, Vilnius, New York, Las Vegas, Edinburgh, Denver, Bangkok, Minneapolis, Riga, Glasgow, Austin, San Juan, Edmonton.
What airports are near San Antonio?
The main airport in San Antonio is San Antonio International. It is also served by Austin–Bergstrom International, San Antonio International, Corpus Christi International, Nuevo Laredo International, Laredo International, Piedras Negras International, Killeen–Fort Hood Regional, Victoria Regional, Easterwood, Del Rio International.
What airports are near Chicago?
The main airport in Chicago is O Hare International. It is also served by General Mitchell International, Gerald R. Ford International, Dane County Regional, Fort Wayne International, General Wayne A. Downing Peoria International, South Bend International, Quad City International, Central Illinois Regional, University of Illinois Willard, Kalamazoo/Battle Creek International.
What buses and trains depart from San Antonio?
A number of bus and train companies depart from San Antonio, including Greyhound.
Is it possible to combine flights, buses, and trains in one itinerary when traveling between San Antonio and Chicago?
Yes, it's possible to combine different modes of transport between San Antonio and Chicago thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between San Antonio and Chicago can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.
What is Virtual Interlining and how do I use it?
Which airlines fly between San Antonio and Chicago?
When's the best time to travel between San Antonio and Chicago?
What flights operate between San Antonio and Chicago?
How many airports are there near San Antonio?
How many airports are there near Chicago?
Is it possible to reach San Antonio by bus or train?
What time do nonstop (direct) flights between San Antonio and Chicago depart?
What time do nonstop (direct) flights between San Antonio and Chicago arrive?
What time do flights between San Antonio and Chicago depart?
What time do flights between San Antonio and Chicago arrive?

Planning a trip? Thanks to our Virtual Interlining algorithm, we offer billions of route combinations between any A and any B in the world by plane, train, and bus. Find the cheapest routes and best deals for you, as well as the best dates on which to travel.

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