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
26 Apr
F9
23:59DEN
--:--IAH
1 Stop$109VIEW DEAL
28 Apr
F9
20:25DEN
--:--IAH
Direct$103VIEW DEAL
29 Apr
F9
11:00DEN
--:--IAH
Direct$105VIEW DEAL
15 May
F9
21:06DEN
--:--IAH
Direct$36VIEW DEAL
29 Jul
F9
07:00DEN
--:--IAH
Direct$60VIEW DEAL
4 Aug
F9
07:00DEN
--:--IAH
Direct$60VIEW DEAL
5 Aug
F9
21:06DEN
--:--IAH
Direct$108VIEW DEAL
7 Aug
F9
07:00DEN
--:--IAH
Direct$74VIEW DEAL
Denver to Houston monthly flight fare trend
Apr
from USD 103
May
from USD 36
Jun
No flights
Jul
from USD 60
Aug
from USD 60
Sep
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
