Frontier Airlines flight F9 3301: Saint Louis - Denver

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sun 12:03 Saint Louis (STL) 1 13:36 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:33 Effective 2026-02-01 through 2026-02-08
Mon 13:40 Saint Louis (STL) 1 15:16 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:36 Effective 2026-01-26 through 2026-02-09
Mon 13:54 Saint Louis (STL) 1 15:30 Denver (DEN)
F9 3301 Non-stop Airbus A320 (320) 2:36 Effective 2026-02-16 through 2026-03-02
Fri 13:59 Saint Louis (STL) 1 15:35 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:36 Effective 2026-02-13 through 2026-02-27
Sat 14:51 Saint Louis (STL) 1 16:18 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:27 Effective 2026-02-14 through 2026-02-28
Wed 15:43 Saint Louis (STL) 1 17:20 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:37 Operates only on 2026-01-14
Sat 15:43 Saint Louis (STL) 1 17:20 Denver (DEN)
F9 3301 Non-stop Airbus A321neo (32Q) 2:37 Operates only on 2026-01-17
Wed,Sat 15:46 Saint Louis (STL) 1 17:23 Denver (DEN)
F9 3301 Non-stop Airbus A320neo (32N) 2:37 Effective 2026-01-21 through 2026-02-07


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Frontier Airlines flight F9 3301:
Saint Louis - Denver
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F93301
12:03
Saint Louis (STL) 1

13:36
Denver (DEN)
Effective 2026-02-01 through 2026-02-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:33, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93301
13:40
Saint Louis (STL) 1

15:16
Denver (DEN)
Effective 2026-01-26 through 2026-02-09
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:36, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93301
13:54
Saint Louis (STL) 1

15:30
Denver (DEN)
Effective 2026-02-16 through 2026-03-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:36, non-stop
Airbus A320 (320)
Direct Flights:
Frontier Airlines F93301
13:59
Saint Louis (STL) 1

15:35
Denver (DEN)
Effective 2026-02-13 through 2026-02-27
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:36, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93301
14:51
Saint Louis (STL) 1

16:18
Denver (DEN)
Effective 2026-02-14 through 2026-02-28
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:27, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93301
15:43
Saint Louis (STL) 1

17:20
Denver (DEN)
Operates only on 2026-01-14
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
Direct Flights:
Frontier Airlines F93301
15:43
Saint Louis (STL) 1

17:20
Denver (DEN)
Operates only on 2026-01-17
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:37, non-stop
Airbus A321neo (32Q)
Direct Flights:
Frontier Airlines F93301
15:46
Saint Louis (STL) 1

17:23
Denver (DEN)
Effective 2026-01-21 through 2026-02-07
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
  • F9 3301 is a domestic flight departing from the Saint Louis airport (STL) and arriving at Denver airport (DEN).
  • The flight distance is 767 miles, or 1235 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 2:27 and 2:37.
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