Denver to Houston

DENIAH

Fly from Denver to Houston starting at USD 43 with Frontier Airlines.Best fare available on Aug 12, 2026.Limited seats. Better plans. Book before it's gone.

Denver to Houston cheapest flights this week

22 Jul
United Airlines
21:10DEN
23:41IAH
DirectUSD 138VIEW DEAL
27 Jul
Frontier Airlines
07:00DEN
09:34IAH
DirectUSD 115VIEW DEAL
28 Jul
Frontier Airlines
21:06DEN
23:40IAH
DirectUSD 116VIEW DEAL
29 Jul
Frontier Airlines
07:00DEN
09:42IAH
DirectUSD 60VIEW DEAL
1 Aug
United Airlines
10:07DEN
12:40IAH
DirectUSD 133VIEW DEAL
2 Aug
Frontier Airlines
07:00DEN
09:34IAH
DirectUSD 144VIEW DEAL
4 Aug
Frontier Airlines
07:00DEN
09:34IAH
DirectUSD 136VIEW DEAL
5 Aug
Frontier Airlines
21:06DEN
23:44IAH
DirectUSD 108VIEW DEAL
7 Aug
Frontier Airlines
07:00DEN
09:42IAH
DirectUSD 74VIEW DEAL
12 Aug
Frontier Airlines
07:00DEN
09:34IAH
DirectUSD 43VIEW DEAL

Denver to Houston monthly flight fare trend

Jul
from USD 60
Aug
from USD 33
Sep
from USD 31
Oct
No flights
Nov
from USD 90
Dec
No flights

Airport Details

Origin

Denver

Denver International Airport (DEN)

Denver, DEN
Zone

Denver

Elev

5431 ft

Destination

Houston

George Bush Intercontinental Houston Airport (IAH)

Houston, IAH
Zone

Chicago

Elev

97 ft

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