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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
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How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)

How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
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How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
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How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
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Cheap flights from Chicago to San Antonio in March , April 2025

31 Mar - 07 Apr $ 434.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates
31 Mar - 07 Apr $ 434.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates
31 Mar - 07 Apr $ 434.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates

Last minute flights from Chicago to San Antonio

27 Mar - 31 Mar $ 520.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates
15 Mar - 31 Mar $ 773.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates
15 Mar - 31 Mar $ 839.00
CHI
Chicago
United Airlines
DIRECT
SAT
San Antonio
SAT
San Antonio
United Airlines
DIRECT
CHI
Chicago
Pick dates

One-way flights to San Antonio from Chicago

7:50 PM - 7:50 PM
United Airlines
0 Stops
3h 9m
CHI - SAT
$ 210
Kiwi
Pick dates
8:06 PM - 8:06 PM
United Airlines
0 Stops
3h 14m
CHI - SAT
$ 462
Kiwi
Pick dates
8:06 PM - 8:06 PM
United Airlines
0 Stops
3h 14m
CHI - SAT
$ 543
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)

Related info for your journey
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How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.
How to find the cheapest flight from Chicago (CHI) to San Antonio (SAT)
Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.