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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)
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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 March , April 2026

19 Mar - 20 Apr $ 119.00
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
Pick dates
12 Mar - 03 Apr $ 203.00
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
Pick dates
12 Mar - 02 Apr $ 214.00
AUS
Austin
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
AUS
Austin
Pick dates

Last minute flights from Austin to Chicago

26 Mar - 31 Mar $ 156.00
AUS
Austin
Spirit Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Spirit Airlines
1 STOPS
AUS
Austin
Pick dates
12 Mar - 31 Mar $ 228.00
AUS
Austin
Spirit Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Spirit Airlines
1 STOPS
AUS
Austin
Pick dates
12 Mar - 31 Mar $ 348.00
AUS
Austin
Spirit Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Spirit Airlines
1 STOPS
AUS
Austin
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One-way flights to Chicago from Austin

10:03 PM - 10:03 PM
Frontier Airlines
0 Stops
2h 46m
AUS - CHI
$ 75
Kiwi
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10:03 PM - 10:03 PM
Frontier Airlines
0 Stops
2h 46m
AUS - CHI
$ 139
Kiwi
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11:54 AM - 11:54 AM
Frontier Airlines
0 Stops
2h 46m
AUS - CHI
$ 173
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.