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Cheap flights from Houston (HOU) to Denver (DEN)

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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 Denver (DEN)

How to find the cheapest flight from Houston (HOU) to Denver (DEN)
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How to find the cheapest flight from Houston (HOU) to Denver (DEN)
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How to find the cheapest flight from Houston (HOU) to Denver (DEN)
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Cheap flights from Houston to Denver in March , April 2026

31 Mar - 21 Apr $ 100.00
HOU
Houston
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
14 Mar - 03 Apr $ 173.00
HOU
Houston
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
HOU
Houston
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06 Mar - 19 Apr $ 542.00
HOU
Houston
United Airlines
DIRECT
DEN
Denver
DEN
Denver
United Airlines
DIRECT
HOU
Houston
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Last minute flights from Houston to Denver

31 Mar - 31 Mar $ 134.00
HOU
Houston
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
13 Mar - 31 Mar $ 206.00
HOU
Houston
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
HOU
Houston
Pick dates
14 Mar - 31 Mar $ 206.00
HOU
Houston
Frontier Airlines
DIRECT
DEN
Denver
DEN
Denver
Frontier Airlines
DIRECT
HOU
Houston
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One-way flights to Denver from Houston

6:45 AM - 6:45 AM
Frontier Airlines
0 Stops
2h 41m
HOU - DEN
$ 67
Kiwi
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6:45 AM - 6:45 AM
Frontier Airlines
0 Stops
2h 41m
HOU - DEN
$ 139
Kiwi
Pick dates
6:40 AM - 6:40 AM
United Airlines
0 Stops
2h 40m
HOU - DEN
$ 214
Kiwi
Pick dates

How to find the cheapest flight from Houston (HOU) to Denver (DEN)

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