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Cheap flights from Houston (HOU) 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 Houston (HOU) to Chicago (CHI)

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

30 Sep - 26 Oct $ 296.00
HOU
Houston
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
30 Sep - 10 Oct $ 336.00
HOU
Houston
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
27 Sep - 11 Oct $ 596.00
HOU
Houston
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
HOU
Houston
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Last minute flights from Houston to Chicago

29 Sep - 30 Sep $ 377.00
HOU
Houston
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
28 Sep - 30 Sep $ 381.00
HOU
Houston
Frontier Airlines
DIRECT
CHI
Chicago
CHI
Chicago
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
28 Sep - 30 Sep $ 613.00
HOU
Houston
United Airlines
DIRECT
CHI
Chicago
CHI
Chicago
United Airlines
DIRECT
HOU
Houston
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One-way flights to Chicago from Houston

11:25 AM - 11:25 AM
Frontier Airlines
0 Stops
2h 52m
HOU - CHI
$ 188
Kiwi
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11:25 AM - 11:25 AM
Frontier Airlines
0 Stops
2h 52m
HOU - CHI
$ 189
Kiwi
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9:45 PM - 9:45 PM
United Airlines
0 Stops
2h 38m
HOU - CHI
$ 259
Kiwi
Pick dates

How to find the cheapest flight from Houston (HOU) to Chicago (CHI)

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