Denver to Houston
DENIAH
Fly from Denver to Houston starting at USD 36 with F9.
Best fare available on May 15, 2026.
Limited seats. Better plans. Book before it's gone.
Denver to Houston cheapest flights this week
15 May
F9
21:06DEN
23:44IAH
Direct$36VIEW DEAL
29 Jul
F9
07:00DEN
09:42IAH
Direct$60VIEW DEAL
4 Aug
F9
07:00DEN
09:42IAH
Direct$60VIEW DEAL
5 Aug
F9
21:06DEN
23:44IAH
Direct$108VIEW DEAL
7 Aug
F9
07:00DEN
09:42IAH
Direct$74VIEW DEAL
Denver to Houston monthly flight fare trend
May
from USD 36
Jun
No flights
Jul
from USD 60
Aug
from USD 60
Sep
No flights
Oct
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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