Frontier Airlines flight F9 4855: Houston George Bush - Denver

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Thu 21:14 Houston George Bush (IAH) A 22:57 Denver (DEN)
F9 4855 Non-stop Airbus A321neo (32Q) 2:43 Operates only on 2026-02-26
Fri 21:53 Houston George Bush (IAH) A 23:36 Denver (DEN)
F9 4855 Non-stop Airbus A320neo (32N) 2:43 Effective 2026-02-13 through 2026-02-20
Fri 22:04 Houston George Bush (IAH) A 23:46 Denver (DEN)
F9 4855 Non-stop Airbus A320neo (32N) 2:42 Operates only on 2026-02-27
Mon-Wed,Fri,Sat 22:56 Houston George Bush (IAH) A 00:38 Denver (DEN)
F9 4855 Non-stop Airbus A321 (321) 2:42 Effective 2026-03-06 through 2026-03-31
The flight arrives 1 day after departure.
Thu,Sun 22:56 Houston George Bush (IAH) A 00:38 Denver (DEN)
F9 4855 Non-stop Airbus A320neo (32N) 2:42 Effective 2026-03-08 through 2026-03-29
The flight arrives 1 day after departure.


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Frontier Airlines flight F9 4855:
Houston George Bush - Denver
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F94855
21:14
Houston George Bush (IAH) A

22:57
Denver (DEN)
Operates only on 2026-02-26
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:43, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F94855
21:53
Houston George Bush (IAH) A

23:36
Denver (DEN)
Effective 2026-02-13 through 2026-02-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:43, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F94855
22:04
Houston George Bush (IAH) A

23:46
Denver (DEN)
Operates only on 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:42, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F94855
22:56
Houston George Bush (IAH) A

00:38(+1)
Denver (DEN)
Effective 2026-03-06 through 2026-03-31
Mon
Tue
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 2:42, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.
Direct Flights:
Frontier Airlines F94855
22:56
Houston George Bush (IAH) A

00:38(+1)
Denver (DEN)
Effective 2026-03-08 through 2026-03-29
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 2:42, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.
  • F9 4855 is a domestic flight departing from the Houston George Bush airport (IAH) and arriving at Denver airport (DEN).
  • The flight distance is 861 miles, or 1386 km.
  • The timezone of the departure airport is UTC-6 , and the timezone of the arrival airport is UTC-7 . Current time at the point of departure is (loading...), and (loading...) at the point of arrival. There is a (loading...) hour time difference between the airports.
  • For direct flights, the flight time varies between 2:42 and 2:43.
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