Frontier Airlines flights from Cleveland (CLE) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Mon 12:17 Cleveland (CLE) 13:41 Denver (DEN) Frontier Airlines F9 1917 Non-stop Airbus A320neo (32N) 3:24 Valid until 2026-01-05
Thu,Sat,Sun 13:20 Cleveland (CLE) 14:56 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:36 Effective 2026-02-12 through 2026-03-05
Tue 17:51 Cleveland (CLE) 19:28 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:37 Effective 2026-01-20 through 2026-02-03
Sat 18:29 Cleveland (CLE) 20:06 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:37 Effective 2026-03-07 through 2026-03-28
Thu,Sun 19:59 Cleveland (CLE) 21:33 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A321neo (32Q) 3:34 Effective 2026-01-22 through 2026-01-25
Thu,Sun 19:59 Cleveland (CLE) 21:33 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:34 Effective 2026-01-29 through 2026-02-01
Thu,Sun 19:59 Cleveland (CLE) 21:33 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A321neo (32Q) 3:34 Effective 2026-02-05 through 2026-02-08
Tue,Sun 20:20 Cleveland (CLE) 21:49 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A321neo (32Q) 3:29 Valid until 2026-01-04
Thu 20:20 Cleveland (CLE) 21:49 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:29 Valid until 2026-01-01
Tue,Thu,Sun 20:20 Cleveland (CLE) 21:49 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:29 Effective 2026-01-06 through 2026-01-11
Tue,Thu,Sun 20:20 Cleveland (CLE) 21:49 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A321neo (32Q) 3:29 Effective 2026-04-02 through 2026-04-12
Tue,Thu,Sun 20:48 Cleveland (CLE) 22:24 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A321neo (32Q) 3:36 Effective 2026-03-08 through 2026-03-31
Fri 21:24 Cleveland (CLE) 23:02 Denver (DEN) Frontier Airlines F9 4637 Non-stop Airbus A320neo (32N) 3:38 Operates only on 2026-02-06
Mon,Thu,Sun 12:19 Cleveland (CLE) 13:55 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:36 Effective 2026-01-15 through 2026-01-19
Fri 12:19 Cleveland (CLE) 13:55 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A321neo (32Q) 3:36 Operates only on 2026-01-16
Mon,Fri 13:20 Cleveland (CLE) 14:56 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:36 Effective 2026-02-13 through 2026-03-02
Sat 15:10 Cleveland (CLE) 16:39 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:29 Valid until 2026-01-03
Mon,Wed 15:12 Cleveland (CLE) 16:41 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:29 Valid until 2026-01-05
Mon 15:45 Cleveland (CLE) 17:14 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A321 (321) 3:29 Operates only on 2026-01-12
Fri 17:13 Cleveland (CLE) 18:42 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:29 Operates only on 2026-01-02
Fri 21:08 Cleveland (CLE) 22:45 Denver (DEN) Frontier Airlines F9 4639 Non-stop Airbus A320neo (32N) 3:37 Operates only on 2026-01-09

A domestic route departing from the Cleveland airport (CLE) and arriving at Denver airport (DEN).
The flight distance is 1197 miles, or 1927 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 3:24 and 3:38.

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FLIGHT SCHEDULE

Direct Flights:

Frontier Airlines F91917

12:17

Cleveland (CLE)

13:41

Denver (DEN)

Valid until 2026-01-05

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:24, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

13:20

Cleveland (CLE)

14:56

Denver (DEN)

Effective 2026-02-12 through 2026-03-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun

Duration: 3:36, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

17:51

Cleveland (CLE)

19:28

Denver (DEN)

Effective 2026-01-20 through 2026-02-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:37, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

18:29

Cleveland (CLE)

20:06

Denver (DEN)

Effective 2026-03-07 through 2026-03-28

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:37, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

19:59

Cleveland (CLE)

21:33

Denver (DEN)

Effective 2026-01-22 through 2026-01-25

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:34, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94637

19:59

Cleveland (CLE)

21:33

Denver (DEN)

Effective 2026-01-29 through 2026-02-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:34, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

19:59

Cleveland (CLE)

21:33

Denver (DEN)

Effective 2026-02-05 through 2026-02-08

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:34, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94637

20:20

Cleveland (CLE)

21:49

Denver (DEN)

Valid until 2026-01-04

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 3:29, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94637

20:20

Cleveland (CLE)

21:49

Denver (DEN)

Valid until 2026-01-01

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun
-

Duration: 3:29, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

20:20

Cleveland (CLE)

21:49

Denver (DEN)

Effective 2026-01-06 through 2026-01-11

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:29, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94637

20:20

Cleveland (CLE)

21:49

Denver (DEN)

Effective 2026-04-02 through 2026-04-12

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:29, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94637

20:48

Cleveland (CLE)

22:24

Denver (DEN)

Effective 2026-03-08 through 2026-03-31

Mon
-

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:36, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94637

21:24

Cleveland (CLE)

23:02

Denver (DEN)

Operates only on 2026-02-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:38, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

12:19

Cleveland (CLE)

13:55

Denver (DEN)

Effective 2026-01-15 through 2026-01-19

Mon

Tue
-

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 3:36, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

12:19

Cleveland (CLE)

13:55

Denver (DEN)

Operates only on 2026-01-16

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:36, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94639

13:20

Cleveland (CLE)

14:56

Denver (DEN)

Effective 2026-02-13 through 2026-03-02

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:36, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

15:10

Cleveland (CLE)

16:39

Denver (DEN)

Valid until 2026-01-03

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 3:29, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

15:12

Cleveland (CLE)

16:41

Denver (DEN)

Valid until 2026-01-05

Mon

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:29, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

15:45

Cleveland (CLE)

17:14

Denver (DEN)

Operates only on 2026-01-12

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 3:29, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F94639

17:13

Cleveland (CLE)

18:42

Denver (DEN)

Operates only on 2026-01-02

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:29, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94639

21:08

Cleveland (CLE)

22:45

Denver (DEN)

Operates only on 2026-01-09

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 3:37, non-stop
Airbus A320neo (32N)

A domestic route departing from the Cleveland airport (CLE) and arriving at Denver airport (DEN).
The flight distance is 1197 miles, or 1927 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 3:24 and 3:38.

All CLE-DEN flights

All Frontier Airlines flights

Return (DEN-CLE) flights

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