Cheap flights Chicago — San Antonio (CHI — SAT)

Good to know - Cheap tickets Chicago — San Antonio

Cheapest flight found $131
Minimal flight time 2h 15m
Flight distance 1694 km
Most popular airline Southwest Airlines

Airfare Chicago – San Antonio by month

Here you can find out in what months how much a ticket Chicago – San Antonio costs to buy cheap plane tickets.

Month One-way Round-trip
March 2026
February 2026
January 2026
December 2025
November 2025
October 2025
August 2025
July 2025
June 2025
May 2025
February 2025
January 2025

Remember that the optimal time for booking air tickets is 59 days before the departure date, this is the average time at which air tickets were sold at the lowest prices.

Schedule of direct flights Chicago — San Antonio

Departure Arrival Flight days Flight Airlines Flight time Airports
07:45 10:40 tue, fri, sun WN424 Southwest Airlines 2h 55m Chicago Midway International Airport — San Antonio International Airport Select dates
07:55 10:55 mon, thu, fri, sat, sun WN424 Southwest Airlines 3h 0m Chicago Midway International Airport — San Antonio International Airport Select dates
08:10 11:10 wed, thu WN3776 Southwest Airlines 3h 0m Chicago Midway International Airport — San Antonio International Airport Select dates
08:25 11:25 mon, tue WN3965 Southwest Airlines 3h 0m Chicago Midway International Airport — San Antonio International Airport Select dates
09:00 12:14 daily UA490 United Airlines 3h 14m O'Hare International Airport — San Antonio International Airport Select dates
09:45 13:04 thu, fri, sun AA4704 American Airlines 3h 19m O'Hare International Airport — San Antonio International Airport Select dates
09:48 13:07 thu AA4704 American Airlines 3h 19m O'Hare International Airport — San Antonio International Airport Select dates
13:03 16:20 mon, wed, fri, sun UA5444 United Airlines 3h 17m O'Hare International Airport — San Antonio International Airport Select dates
14:00 16:31 mon 5X2782 UPS 2h 31m Chicago Rockford International Airport — San Antonio International Airport Select dates
14:00 16:37 mon 5X2782 UPS 2h 37m Chicago Rockford International Airport — San Antonio International Airport Select dates
All routes

Flights Chicago — San Antonio

The selection of cheap flights Chicago — San Antonio

Here you can find and purchase the cheapest flights Chicago — San Antonio from $131 and Chicago — San Antonio — Chicago from $80.

The price of the flight Chicago — San Antonio (United States) — Chicago from $80 (round-trip).

The average price of the flight Chicago — San Antonio (United States) — Chicago $283 (round-trip).

Low cost flights Chicago — San Antonio (CHI — SAT)

The distance between Chicago and San Antonio 1053 miles (or 1694 kilometres).

The time difference between Chicago and San Antonio is 0 h.

Minimal flight time from Chicago to San Antonio 2h 15m.

LowCostClub always do a comparison of airfares Chicago — San Antonio with several airlines (include Southwest Airlines, United Airlines, American Airlines). They will always give you all available options so you can find the cheapest flight to San Antonio. In addition, you can choose the platform where you want to place your orders. There are also special offers for air tickets Chicago — San Antonio. Last week, for instance, the cheapest round-trip prices stood at $80 while the cheapest one-way price that was available within the last week cost $131

Routes from nearby cities to San Antonio

A flight from a neighbouring city can help you save money on plane tickets.

The most frequent flight to San Antonio is from Madison. The cheapest airfare can be purchased with a flight from Grand Rapids from $53. The nearest airports from Chicago with a flight to San Antonio are in Peoria.

Popular International routes from Chicago

Popular routes from San Antonio

If you are going to fly from San Antonio, then study the popular flights. The most popular flights from San Antonio:

Popular domestic routes from Chicago

FAQ about Chicago — San Antonio

Yes, they do: WN424, WN3776, WN3965, UA490, AA4704, UA5444, 5X2782, AA857, 5X5758, UA1015, AA1275, UA1655, UA654, AA4367

Yes, you can fly from Chicago to San Antonio. Chicago has 8 airports (Merrill C Meigs, DuPage Airport, Chicago Midway International Airport, Chicago NAS, Chicago Executive Airport, Chicago FSS, Chicago Rockford International Airport, O'Hare International Airport) for flights. Southwest Airlines, United Airlines, American Airlines, UPS depart from Chicago on mon, tue, wed, thu, fri, sat, sun. There are non-direct flights through ABX Air, Aeromexico, Alaska Airlines, Amazon Air, Amerijet International, Contour Aviation, Delta Air Lines, FedEx, Frontier (Choo the Pika Livery), Jet Linx Aviation, Kalitta Charters, NetJets, Phoenix Air, Spirit Airlines, Viva, Volaris, WestJet.

A direct flight lasts an average of 2h 15m, during which time the aircraft covers a distance of 1694 km.

The price of flights Chicago — San Antonio starts from $131.

Planes fly Chicago — San Antonio 7 times a week on the following days: mon, tue, wed, thu, fri, sat, sun

In Chicago — Merrill C Meigs, DuPage Airport, Chicago Midway International Airport, Chicago NAS, Chicago Executive Airport, Chicago FSS, Chicago Rockford International Airport, O'Hare International Airport. In San Antonio — Randolph AFB, Kelly AFB, Stinson Municipalcipal, San Antonio International Airport, Martindale Army Heliport.

The following flights fly between Chicago and San Antonio: WN424, WN424, WN3776, WN3965, UA490, AA4704, AA4704, UA5444, 5X2782, 5X2782, AA857, AA857, 5X2782, 5X5758, 5X5758, AA857, UA1015, WN424, AA1275, AA1275, AA1275, AA1275, UA1655, UA654, UA654, AA1275, AA1275, AA4367, WN3776, WN3776, WN3776

High season is considered to be and the cheapest month is . Enter your preferred airports (or cities) and dates into the search form above to unlock the latest Chicago — San Antonio flight deals.

The following airlines have direct flights Chicago — San Antonio: Southwest Airlines, United Airlines, American Airlines, UPS.

All the following airlines flights Chicago — San Antonio: ABX Air, Aeromexico, Alaska Airlines, Amazon Air, American Airlines, Amerijet International, Contour Aviation, Delta Air Lines, FedEx, Frontier (Choo the Pika Livery), Jet Linx Aviation, Kalitta Charters, NetJets, Phoenix Air, Southwest Airlines, Spirit Airlines, United Airlines, UPS, Viva, Volaris, WestJet.

Low price calendar

We use cookies and similar technologies for different purposes. Read the privacy policy. If you use the site you agree to them.