Frontier Airlines flights from Denver (DEN) to Saint Louis (STL).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Mon,Fri 06:00 Denver (DEN) 09:09 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321neo (32Q) 2:09 Effective 2025-05-02 through 2025-05-30
Mon,Fri 06:00 Denver (DEN) 09:12 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321neo (32Q) 2:12 Effective 2025-06-02 through 2025-06-09
Mon,Wed,Fri,Sat 06:00 Denver (DEN) 09:12 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A320neo (32N) 2:12 Effective 2025-06-13 through 2025-07-04
Mon,Wed,Fri,Sat 06:00 Denver (DEN) 09:11 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A320neo (32N) 2:11 Effective 2025-07-05 through 2025-08-18
Wed,Sat 06:50 Denver (DEN) 09:59 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321neo (32Q) 2:09 Effective 2025-05-03 through 2025-05-21
Wed,Sat 07:00 Denver (DEN) 10:09 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321neo (32Q) 2:09 Effective 2025-05-24 through 2025-05-31
Wed,Sat 07:00 Denver (DEN) 10:08 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321neo (32Q) 2:08 Effective 2025-06-04 through 2025-06-11
Thu 12:00 Denver (DEN) 15:07 Saint Louis (STL) 1
Frontier Airlines F9 3302 Non-stop Airbus A321 (321) 2:07 Operates only on 2025-05-01




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Frontier Airlines flights from Denver (DEN) to Saint Louis (STL).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F93302
06:00
Denver (DEN)

09:09
Saint Louis (STL) 1
Effective 2025-05-02 through 2025-05-30
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:09, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93302
06:00
Denver (DEN)

09:12
Saint Louis (STL) 1
Effective 2025-06-02 through 2025-06-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:12, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93302
06:00
Denver (DEN)

09:12
Saint Louis (STL) 1
Effective 2025-06-13 through 2025-07-04
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 2:12, non-stop
Airbus A320neo (32N)
Frontier Airlines F93302
06:00
Denver (DEN)

09:11
Saint Louis (STL) 1
Effective 2025-07-05 through 2025-08-18
Mon
Tue
-
Wed
Thu
-
Fri
Sat
Sun
-
Duration: 2:11, non-stop
Airbus A320neo (32N)
Frontier Airlines F93302
06:50
Denver (DEN)

09:59
Saint Louis (STL) 1
Effective 2025-05-03 through 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:09, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93302
07:00
Denver (DEN)

10:09
Saint Louis (STL) 1
Effective 2025-05-24 through 2025-05-31
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:09, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93302
07:00
Denver (DEN)

10:08
Saint Louis (STL) 1
Effective 2025-06-04 through 2025-06-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:08, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93302
12:00
Denver (DEN)

15:07
Saint Louis (STL) 1
Operates only on 2025-05-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:07, non-stop
Airbus A321 (321)
  • A domestic route departing from the Denver airport (DEN) and arriving at Saint Louis airport (STL).
  • The flight distance is 767 miles, or 1235 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-6 . 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 2:07 and 2:12.
All DEN-STL flights
All Frontier Airlines flights
Return (STL-DEN) flights
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