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Cheap flights from Illinois (IL) to San Antonio (SAT)

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Illinois to San Antonio 2020 flight deals

Cheap flights to San Antonio from Illinois found for this year
3 Mar - 11 Mar
$229pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
9 Jul - 13 Jul
$233pp
ORD
Chicago O'Hare Intl
Sun Country Air
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Sun Country Air
 
1 STOP
ORD
Chicago O'Hare Intl
17 Mar - 18 Mar
$235pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl

Last minute flights from Illinois to San Antonio

Late deals on round-trip flights to San Antonio from Illinois, departing today and this week
27 Jan - 1 Feb
$327pp
ORD
Chicago O'Hare Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
ORD
Chicago O'Hare Intl
25 Jan - 1 Feb
$343pp
ORD
Chicago O'Hare Intl
United Airlines
 
1 STOP
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Destination information for San Antonio

Things to know before you go. Useful info for your trip from Illinois to San Antonio
Flight duration
2h 52m

Airports servicing

Bloomington (BMI)
Champaign (CMI)
Decatur (DEC)
Moline (MLI)
Marion (MWA)

Airports servicing San Antonio

Related info for your journey

Useful info, stats and facts about Illinois to San Antonio flights.

Flight FAQs

From Illinois to San Antonio

What days are nonstop flights available from Illinois to San Antonio?

You can find nonstop flights on the following days: Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday.

How popular is this flight route?

This flight path from Illinois to San Antonio was viewed by 181 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from Illinois to San Antonio?

Before booking your flight from Illinois to San Antonio check out the most popular airlines for this route: American Airlines, Frontier or Envoy Air.

What are the most popular routes from Illinois to San Antonio?

Most travelers choose Chicago O'Hare Intl - San Antonio, Chicago Midway - San Antonio or Moline Quad-City - San Antonio when deciding on the best route from Illinois to San Antonio.

What are the cheapest Flights from Illinois to San Antonio?

While on average a flight from Illinois to San Antonio is generally $308, our data shows the cheapest flight currently is $97. When looking at the most popular route, (Chicago O'Hare Intl - San Antonio), you can expect to pay $239 for that flight.

What are the most reliable airlines from Illinois to San Antonio?

Before booking your flight to San Antonio from Illinois, check out the most reliable airlines to get you to your destination on time: ExpressJet (92%), Envoy Air (84%), British Airways( 84%).