Frontier Airlines flights from Philadelphia (PHL) to Denver (DEN).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Sat,Sun 12:20 Philadelphia (PHL) E 14:41 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A320neo (32N) 4:21 Effective 2025-05-04 through 2025-05-18
Mon 12:20 Philadelphia (PHL) E 14:41 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:21 Effective 2025-05-05 through 2025-05-19
Mon,Thu,Fri,Sun 12:59 Philadelphia (PHL) E 15:20 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:21 Effective 2025-05-22 through 2025-05-30
Mon,Fri,Sun 13:02 Philadelphia (PHL) E 15:30 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:28 Effective 2025-06-01 through 2025-06-09
Mon,Thu,Fri,Sun 13:02 Philadelphia (PHL) E 15:30 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:28 Effective 2025-06-12 through 2025-07-04
Mon,Thu,Fri,Sun 13:02 Philadelphia (PHL) E 15:21 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:19 Effective 2025-07-06 through 2025-08-18
Wed 15:00 Philadelphia (PHL) E 17:28 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:28 Operates only on 2025-05-21
Wed 18:39 Philadelphia (PHL) E 21:00 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A320neo (32N) 4:21 Operates only on 2025-06-11
Fri 18:42 Philadelphia (PHL) E 21:09 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321 (321) 4:27 Effective 2025-05-02 through 2025-05-09
Fri 18:42 Philadelphia (PHL) E 21:09 Denver (DEN)
Frontier Airlines F9 3265 Non-stop Airbus A321neo (32Q) 4:27 Operates only on 2025-05-16
Thu 06:15 Philadelphia (PHL) E 08:37 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A321neo (32Q) 4:22 Operates only on 2025-05-22
Daily 06:15 Philadelphia (PHL) E 08:37 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320neo (32N) 4:22 Effective 2025-05-23 through 2025-05-30
Sat 06:15 Philadelphia (PHL) E 08:37 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320 (320) 4:22 Operates only on 2025-05-31
Mon,Wed-Sun 06:15 Philadelphia (PHL) E 08:29 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320neo (32N) 4:14 Effective 2025-06-01 through 2025-06-09
Tue 06:15 Philadelphia (PHL) E 08:29 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A321neo (32Q) 4:14 Operates only on 2025-06-03
Mon,Tue,Fri-Sun 06:15 Philadelphia (PHL) E 08:29 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320neo (32N) 4:14 Effective 2025-06-10 through 2025-06-17
Wed,Thu 06:15 Philadelphia (PHL) E 08:29 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A321 (321) 4:14 Effective 2025-06-11 through 2025-06-12
Daily 06:15 Philadelphia (PHL) E 08:29 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320neo (32N) 4:14 Effective 2025-06-18 through 2025-07-04
Daily 06:15 Philadelphia (PHL) E 08:28 Denver (DEN)
Frontier Airlines F9 3339 Non-stop Airbus A320neo (32N) 4:13 Effective 2025-07-05 through 2025-08-18




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Frontier Airlines flights from Philadelphia (PHL) to Denver (DEN).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F93265
12:20
Philadelphia (PHL) E

14:41
Denver (DEN)
Effective 2025-05-04 through 2025-05-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
Duration: 4:21, non-stop
Airbus A320neo (32N)
Frontier Airlines F93265
12:20
Philadelphia (PHL) E

14:41
Denver (DEN)
Effective 2025-05-05 through 2025-05-19
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:21, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
12:59
Philadelphia (PHL) E

15:20
Denver (DEN)
Effective 2025-05-22 through 2025-05-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:21, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
13:02
Philadelphia (PHL) E

15:30
Denver (DEN)
Effective 2025-06-01 through 2025-06-09
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
Duration: 4:28, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
13:02
Philadelphia (PHL) E

15:30
Denver (DEN)
Effective 2025-06-12 through 2025-07-04
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:28, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
13:02
Philadelphia (PHL) E

15:21
Denver (DEN)
Effective 2025-07-06 through 2025-08-18
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 4:19, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
15:00
Philadelphia (PHL) E

17:28
Denver (DEN)
Operates only on 2025-05-21
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:28, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93265
18:39
Philadelphia (PHL) E

21:00
Denver (DEN)
Operates only on 2025-06-11
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:21, non-stop
Airbus A320neo (32N)
Frontier Airlines F93265
18:42
Philadelphia (PHL) E

21:09
Denver (DEN)
Effective 2025-05-02 through 2025-05-09
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:27, non-stop
Airbus A321 (321)
Frontier Airlines F93265
18:42
Philadelphia (PHL) E

21:09
Denver (DEN)
Operates only on 2025-05-16
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 4:27, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:37
Denver (DEN)
Operates only on 2025-05-22
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:22, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:37
Denver (DEN)
Effective 2025-05-23 through 2025-05-30
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:22, non-stop
Airbus A320neo (32N)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:37
Denver (DEN)
Operates only on 2025-05-31
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 4:22, non-stop
Airbus A320 (320)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:29
Denver (DEN)
Effective 2025-06-01 through 2025-06-09
Mon
Tue
-
Wed
Thu
Fri
Sat
Sun
Duration: 4:14, non-stop
Airbus A320neo (32N)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:29
Denver (DEN)
Operates only on 2025-06-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 4:14, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:29
Denver (DEN)
Effective 2025-06-10 through 2025-06-17
Mon
Tue
Wed
-
Thu
-
Fri
Sat
Sun
Duration: 4:14, non-stop
Airbus A320neo (32N)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:29
Denver (DEN)
Effective 2025-06-11 through 2025-06-12
Mon
-
Tue
-
Wed
Thu
Fri
-
Sat
-
Sun
-
Duration: 4:14, non-stop
Airbus A321 (321)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:29
Denver (DEN)
Effective 2025-06-18 through 2025-07-04
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:14, non-stop
Airbus A320neo (32N)
Frontier Airlines F93339
06:15
Philadelphia (PHL) E

08:28
Denver (DEN)
Effective 2025-07-05 through 2025-08-18
Mon
Tue
Wed
Thu
Fri
Sat
Sun
Duration: 4:13, non-stop
Airbus A320neo (32N)
  • A domestic route departing from the Philadelphia airport (PHL) and arriving at Denver airport (DEN).
  • The flight distance is 1553 miles, or 2499 km.
  • The timezone of the departure airport is UTC-5 , 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 4:13 and 4:28.
All PHL-DEN flights
All Frontier Airlines flights
Return (DEN-PHL) flights
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