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

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1 Adults (11+)
0 Children (2~11)
0 Infants (0~2)
Save up to 31%
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How to find the cheapest flight from Austin (AUS) to Chicago (CHI)

How to find the cheapest flight from Austin (AUS) to Chicago (CHI)
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How to find the cheapest flight from Austin (AUS) to Chicago (CHI)
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How to find the cheapest flight from Austin (AUS) to Chicago (CHI)
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Cheap flights from Austin to Chicago in September , October 2026

30 Sep - 03 Oct $ 352.00
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
Pick dates
29 Sep - 13 Oct $ 444.00
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
Pick dates
29 Sep - 05 Oct $ 774.00
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
Pick dates

Last minute flights from Austin to Chicago

29 Sep - 30 Sep $ 352.00
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
Pick dates
29 Sep - 30 Sep $ 523.00
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
Pick dates
29 Sep - 30 Sep $ 523.00
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
Pick dates

One-way flights to Chicago from Austin

10:58 AM - 8:51 PM
Frontier Airlines
1 Stops
12h 1m
AUS - CHI
$ 177
Kiwi
Pick dates
6:55 AM - 6:55 AM
United Airlines
0 Stops
2h 55m
AUS - CHI
$ 212
Kiwi
Pick dates
6:55 AM - 6:55 AM
United Airlines
0 Stops
2h 55m
AUS - CHI
$ 212
Kiwi
Pick dates

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

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