Cheap flights from Chicago (CHI) to Denver (DEN)

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How to find the cheapest flight from Chicago (CHI) to Denver (DEN)

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How to find the cheapest flight from Chicago (CHI) to Denver (DEN)

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How to find the cheapest flight from Chicago (CHI) to Denver (DEN)

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Cheap flights from Chicago to Denver in February , March 2026

28 Feb - 19 Mar $ 609.00

CHI

Chicago

United Airlines

DIRECT

DEN

Denver

DEN

Denver

United Airlines

DIRECT

CHI

Chicago

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28 Feb - 19 Mar $ 609.00

CHI

Chicago

United Airlines

DIRECT

DEN

Denver

DEN

Denver

United Airlines

DIRECT

CHI

Chicago

Pick dates

One-way flights to Denver from Chicago

8:07 PM - 8:07 PM
United Airlines

0 Stops

2h 58m
CHI - DEN

$ 406
Kiwi

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8:05 PM - 6:00 AM
United Airlines

1 Stops

11h 42m
CHI - DEN

$ 547
Kiwi

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8:05 PM - 9:16 AM
United Airlines

1 Stops

14h 55m
CHI - DEN

$ 547
Kiwi

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How to find the cheapest flight from Chicago (CHI) to Denver (DEN)

Related info for your journey

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How to find the cheapest flight from Chicago (CHI) to Denver (DEN)

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 Denver (DEN)

Some placeholder content for the first accordion panel. This panel is shown by default, thanks to the .show class.