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Cheap flights from Chicago (CHI) to Austin (AUS)

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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 Austin (AUS)

How to find the cheapest flight from Chicago (CHI) to Austin (AUS)
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How to find the cheapest flight from Chicago (CHI) to Austin (AUS)
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How to find the cheapest flight from Chicago (CHI) to Austin (AUS)
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Cheap flights from Chicago to Austin in March , April 2025

25 Mar - 15 Apr $ 115.00
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
Pick dates
25 Mar - 08 Apr $ 115.00
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
Pick dates
30 Mar - 15 Apr $ 115.00
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
Pick dates

Last minute flights from Chicago to Austin

31 Mar - 31 Mar $ 529.00
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
Pick dates
16 Mar - 31 Mar $ 621.00
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
Pick dates
16 Mar - 31 Mar $ 621.00
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
Pick dates

One-way flights to Austin from Chicago

2:33 PM - 2:33 PM
Frontier Airlines
0 Stops
3h 1m
CHI - AUS
$ 74
Kiwi
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2:33 PM - 2:33 PM
Frontier Airlines
0 Stops
3h 1m
CHI - AUS
$ 206
Kiwi
Pick dates
7:00 AM - 7:00 AM
United Airlines
0 Stops
3h
CHI - AUS
$ 235
Kiwi
Pick dates

How to find the cheapest flight from Chicago (CHI) to Austin (AUS)

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