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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 October , November 2026

31 Oct - 18 Nov $ 268.00
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
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27 Oct - 11 Nov $ 279.00
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
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24 Oct - 03 Nov $ 725.00
CHI
Chicago
Frontier Airlines
1 STOPS
AUS
Austin
AUS
Austin
Frontier Airlines
1 STOPS
CHI
Chicago
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Last minute flights from Chicago to Austin

27 Oct - 31 Oct $ 535.00
CHI
Chicago
JetBlue Airways
1 STOPS
AUS
Austin
AUS
Austin
JetBlue Airways
1 STOPS
CHI
Chicago
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24 Oct - 31 Oct $ 553.00
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
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24 Oct - 31 Oct $ 553.00
CHI
Chicago
United Airlines
DIRECT
AUS
Austin
AUS
Austin
United Airlines
DIRECT
CHI
Chicago
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One-way flights to Austin from Chicago

7:25 AM - 11:24 AM
Frontier Airlines
1 Stops
5h 35m
CHI - AUS
$ 153
Kiwi
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6:30 AM - 4:14 PM
Frontier Airlines
1 Stops
12h 56m
CHI - AUS
$ 159
Kiwi
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1:30 PM - 1:30 PM
United Airlines
0 Stops
2h 53m
CHI - AUS
$ 224
Kiwi
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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.