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Cheap flights from Chicago to San Antonio (CHI - SAT)

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The best prices from Chicago to San Antonio are usually found in September or May, booked 35 days in advance, depart on a Wednesday or Tuesday and return on a Thursday

CHI
Chicago
SAT
San Antonio
 Add details to search for flights
+15.0%
+10.0%
+5.0%
Base
Price
$278 - $318
Most popular in March High demand for flights, 1% potential price rise
Cheapest in September Best time to find cheap flights, 1% potential price drop
Average price $317 Price for this month
Cheapest price $278 From Chicago to San Antonio

Cheap flights from Chicago to San Antonio in July 2019

The best prices found for CHI to SAT flights for July
31 Jul - 2 Aug
$369pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
24 Jul - 26 Jul
$410pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
30 Jul - 3 Aug
$428pp
ORD
Chicago O'Hare Intl
United Airlines
Non-Stop
SAT
San Antonio
SAT
San Antonio
United Airlines
 
1 STOP
ORD
Chicago O'Hare Intl

Chicago to San Antonio 2019 flight deals

Cheap flights to San Antonio from Chicago found for this year
5 Oct - 12 Oct
$210pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
8 Oct - 16 Oct
$210pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
9 Oct - 17 Oct
$210pp
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 Chicago to San Antonio

Late deals on round-trip flights to San Antonio from Chicago, departing today and this week
24 Jul - 26 Jul
$410pp
ORD
Chicago O'Hare Intl
Frontier
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Frontier
 
1 STOP
ORD
Chicago O'Hare Intl
25 Jul - 28 Jul
$559pp
ORD
Chicago O'Hare Intl
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
ORD
Chicago O'Hare Intl
25 Jul - 4 Aug
$567pp
MDW
Chicago Midway
Delta
 
1 STOP
SAT
San Antonio
SAT
San Antonio
Delta
 
1 STOP
MDW
Chicago Midway

Destination information for San Antonio

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

Airports servicing Chicago

Chicago-O'Hare Intl (ORD)
Rockford (RFD)

Airports servicing San Antonio

There will be 1 inch less rainfall in San Antonio than in Chicago over the next ten days.
In Chicago, the weather for the next ten days is 84°F, but in San Antonio it’ll be 95°F.
If you want to fly direct from Chicago to San Antonio then Sun, Mon, Tue, Wed, Thu, Fri and Sat are the days where this is possible.
Which airlines fly from Chicago to San Antonio?
Direct flights from Chicago to San Antonio are currently served by 12 airlines, including American Airlines, Alaska Airlines and Japan Airlines.
Over the last 30 days, 157 people have searched for cheap flights from Chicago to San Antonio.
How many flights depart from Chicago to San Antonio on average per day?
Travelers can expect 42 flights from Chicago to San Antonio on average per day.
Morning (6am - Noon) - 40% of flight departures
Afternoon (Noon - 6pm) - 29% of flight departures
Evening (6pm - Midnight) - 31% of flight departures
How long does the flight from Chicago to San Antonio take?
Your journey will take you approximately 3 hours. Your flight will cover a distance of about 645 miles.