Frontier Airlines flights from Seattle-Tacoma (SEA) to Denver (DEN).

FLIGHT SCHEDULE
Direct Flights:
Tue 20:19 Seattle-Tacoma (SEA) 00:05 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:46 Effective 2024-09-10 through 2024-10-01 The flight arrives 1 day after departure.
Tue 20:19 Seattle-Tacoma (SEA) 00:09 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:50 Effective 2024-10-08 through 2024-10-22 The flight arrives 1 day after departure.
Wed 20:21 Seattle-Tacoma (SEA) 00:07 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:46 Effective 2024-09-11 through 2024-10-02 The flight arrives 1 day after departure.
Wed 20:25 Seattle-Tacoma (SEA) 00:15 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:50 Effective 2024-10-09 through 2024-10-23 The flight arrives 1 day after departure.
Wed 20:57 Seattle-Tacoma (SEA) 00:44 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:47 Valid until 2024-09-04 The flight arrives 1 day after departure.
Mon 21:06 Seattle-Tacoma (SEA) 00:55 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:49 Effective 2024-09-09 through 2024-10-07 The flight arrives 1 day after departure.
Fri 21:20 Seattle-Tacoma (SEA) 01:07 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:47 Operates only on 2024-10-25 The flight arrives 1 day after departure.
Fri 21:36 Seattle-Tacoma (SEA) 01:25 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:49 Effective 2024-09-06 through 2024-10-04 The flight arrives 1 day after departure.
Mon,Fri 21:36 Seattle-Tacoma (SEA) 01:23 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:47 Effective 2024-10-11 through 2024-10-21 The flight arrives 1 day after departure.
Thu,Sat 21:46 Seattle-Tacoma (SEA) 01:35 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:49 Effective 2024-09-05 through 2024-10-05 The flight arrives 1 day after departure.
Sun 21:46 Seattle-Tacoma (SEA) 01:35 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321 (321) 2:49 Effective 2024-09-08 through 2024-10-06 The flight arrives 1 day after departure.
Sun 21:46 Seattle-Tacoma (SEA) 01:33 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:47 Effective 2024-10-13 through 2024-10-20 The flight arrives 1 day after departure.
Thu,Sat 21:47 Seattle-Tacoma (SEA) 01:34 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:47 Effective 2024-10-10 through 2024-10-26 The flight arrives 1 day after departure.
Mon 21:59 Seattle-Tacoma (SEA) 01:41 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A321neo (32Q) 2:42 Valid until 2024-09-02 The flight arrives 1 day after departure.
Mon,Wed,Fri,Sat 22:08 Seattle-Tacoma (SEA) 01:51 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:43 Effective 2024-10-28 through 2025-01-11 The flight arrives 1 day after departure.
Mon,Thu,Fri,Sun 22:08 Seattle-Tacoma (SEA) 01:51 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:43 Effective 2025-01-12 through 2025-02-10 The flight arrives 1 day after departure.
Mon,Wed,Fri,Sat 22:08 Seattle-Tacoma (SEA) 01:51 Denver (DEN) Frontier Airlines F9 1176 Non-stop Airbus A320neo (32N) 2:43 Effective 2025-02-14 through 2025-04-21 The flight arrives 1 day after departure.
Sun 08:00 Seattle-Tacoma (SEA) 11:42 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321 (321) 2:42 Valid until 2024-09-01
Mon,Fri 08:04 Seattle-Tacoma (SEA) 11:46 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:42 Valid until 2024-09-02
Wed 08:04 Seattle-Tacoma (SEA) 11:46 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:42 Operates only on 2024-09-04
Wed 08:09 Seattle-Tacoma (SEA) 11:55 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:46 Effective 2024-10-09 through 2024-10-23
Fri 08:50 Seattle-Tacoma (SEA) 12:36 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A320 (320) 2:46 Effective 2024-10-11 through 2024-10-25
Mon,Tue,Thu,Sun 09:00 Seattle-Tacoma (SEA) 12:53 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:53 Effective 2024-10-08 through 2024-10-24
Mon,Wed,Thu,Sat 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:49 Effective 2024-09-05 through 2024-10-07
Fri 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A320neo (32N) 2:49 Operates only on 2024-09-06
Tue,Sun 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321 (321) 2:49 Effective 2024-09-08 through 2024-09-15
Fri 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A320 (320) 2:49 Effective 2024-09-13 through 2024-10-04
Tue 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A320neo (32N) 2:49 Operates only on 2024-09-17
Tue,Sun 09:01 Seattle-Tacoma (SEA) 12:50 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321 (321) 2:49 Effective 2024-09-22 through 2024-10-06
Sat 09:07 Seattle-Tacoma (SEA) 12:58 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321neo (32Q) 2:51 Effective 2024-10-12 through 2024-10-26
Daily 09:37 Seattle-Tacoma (SEA) 13:25 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321 (321) 2:48 Effective 2024-10-27 through 2025-04-21
Tue 09:38 Seattle-Tacoma (SEA) 13:28 Denver (DEN) Frontier Airlines F9 3406 Non-stop Airbus A321 (321) 2:50 Valid until 2024-09-03
Tue 18:15 Seattle-Tacoma (SEA) 21:57 Denver (DEN) Frontier Airlines F9 4648 Non-stop Airbus A321 (321) 2:42 Operates only on 2024-09-03
Sun 19:26 Seattle-Tacoma (SEA) 23:10 Denver (DEN) Frontier Airlines F9 4648 Non-stop Airbus A321neo (32Q) 2:44 Valid until 2024-09-01

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Denver airport (DEN).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-8 , 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 2:53.

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FLIGHT SCHEDULE

Direct Flights:

Frontier Airlines F91176

20:19

Seattle-Tacoma (SEA)

00:05(+1)

Denver (DEN)

Effective 2024-09-10 through 2024-10-01

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:46, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

20:19

Seattle-Tacoma (SEA)

00:09(+1)

Denver (DEN)

Effective 2024-10-08 through 2024-10-22

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

20:21

Seattle-Tacoma (SEA)

00:07(+1)

Denver (DEN)

Effective 2024-09-11 through 2024-10-02

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:46, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

20:25

Seattle-Tacoma (SEA)

00:15(+1)

Denver (DEN)

Effective 2024-10-09 through 2024-10-23

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

20:57

Seattle-Tacoma (SEA)

00:44(+1)

Denver (DEN)

Valid until 2024-09-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:47, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:06

Seattle-Tacoma (SEA)

00:55(+1)

Denver (DEN)

Effective 2024-09-09 through 2024-10-07

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:20

Seattle-Tacoma (SEA)

01:07(+1)

Denver (DEN)

Operates only on 2024-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:47, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:36

Seattle-Tacoma (SEA)

01:25(+1)

Denver (DEN)

Effective 2024-09-06 through 2024-10-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:36

Seattle-Tacoma (SEA)

01:23(+1)

Denver (DEN)

Effective 2024-10-11 through 2024-10-21

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:47, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:46

Seattle-Tacoma (SEA)

01:35(+1)

Denver (DEN)

Effective 2024-09-05 through 2024-10-05

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 2:49, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:46

Seattle-Tacoma (SEA)

01:35(+1)

Denver (DEN)

Effective 2024-09-08 through 2024-10-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:49, non-stop
Airbus A321 (321)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:46

Seattle-Tacoma (SEA)

01:33(+1)

Denver (DEN)

Effective 2024-10-13 through 2024-10-20

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:47, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:47

Seattle-Tacoma (SEA)

01:34(+1)

Denver (DEN)

Effective 2024-10-10 through 2024-10-26

Mon
-

Tue
-

Wed
-

Thu

Fri
-

Sat

Sun
-

Duration: 2:47, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

21:59

Seattle-Tacoma (SEA)

01:41(+1)

Denver (DEN)

Valid until 2024-09-02

Mon

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:42, non-stop
Airbus A321neo (32Q)
The flight arrives 1 day after departure.

Frontier Airlines F91176

22:08

Seattle-Tacoma (SEA)

01:51(+1)

Denver (DEN)

Effective 2024-10-28 through 2025-01-11

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Duration: 2:43, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

22:08

Seattle-Tacoma (SEA)

01:51(+1)

Denver (DEN)

Effective 2025-01-12 through 2025-02-10

Mon

Tue
-

Wed
-

Thu

Fri

Sat
-

Sun

Duration: 2:43, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F91176

22:08

Seattle-Tacoma (SEA)

01:51(+1)

Denver (DEN)

Effective 2025-02-14 through 2025-04-21

Mon

Tue
-

Wed

Thu
-

Fri

Sat

Sun
-

Duration: 2:43, non-stop
Airbus A320neo (32N)
The flight arrives 1 day after departure.

Frontier Airlines F93406

08:00

Seattle-Tacoma (SEA)

11:42

Denver (DEN)

Valid until 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:42, non-stop
Airbus A321 (321)

Frontier Airlines F93406

08:04

Seattle-Tacoma (SEA)

11:46

Denver (DEN)

Valid until 2024-09-02

Mon

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:42, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

08:04

Seattle-Tacoma (SEA)

11:46

Denver (DEN)

Operates only on 2024-09-04

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:42, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

08:09

Seattle-Tacoma (SEA)

11:55

Denver (DEN)

Effective 2024-10-09 through 2024-10-23

Mon
-

Tue
-

Wed

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:46, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

08:50

Seattle-Tacoma (SEA)

12:36

Denver (DEN)

Effective 2024-10-11 through 2024-10-25

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:46, non-stop
Airbus A320 (320)

Frontier Airlines F93406

09:00

Seattle-Tacoma (SEA)

12:53

Denver (DEN)

Effective 2024-10-08 through 2024-10-24

Mon

Tue

Wed
-

Thu

Fri
-

Sat
-

Sun

Duration: 2:53, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Effective 2024-09-05 through 2024-10-07

Mon

Tue
-

Wed

Thu

Fri
-

Sat

Sun
-

Duration: 2:49, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Operates only on 2024-09-06

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320neo (32N)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Effective 2024-09-08 through 2024-09-15

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:49, non-stop
Airbus A321 (321)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Effective 2024-09-13 through 2024-10-04

Mon
-

Tue
-

Wed
-

Thu
-

Fri

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320 (320)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Operates only on 2024-09-17

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:49, non-stop
Airbus A320neo (32N)

Frontier Airlines F93406

09:01

Seattle-Tacoma (SEA)

12:50

Denver (DEN)

Effective 2024-09-22 through 2024-10-06

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:49, non-stop
Airbus A321 (321)

Frontier Airlines F93406

09:07

Seattle-Tacoma (SEA)

12:58

Denver (DEN)

Effective 2024-10-12 through 2024-10-26

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat

Sun
-

Duration: 2:51, non-stop
Airbus A321neo (32Q)

Frontier Airlines F93406

09:37

Seattle-Tacoma (SEA)

13:25

Denver (DEN)

Effective 2024-10-27 through 2025-04-21

Mon

Tue

Wed

Thu

Fri

Sat

Sun

Duration: 2:48, non-stop
Airbus A321 (321)

Frontier Airlines F93406

09:38

Seattle-Tacoma (SEA)

13:28

Denver (DEN)

Valid until 2024-09-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:50, non-stop
Airbus A321 (321)

Frontier Airlines F94648

18:15

Seattle-Tacoma (SEA)

21:57

Denver (DEN)

Operates only on 2024-09-03

Mon
-

Tue

Wed
-

Thu
-

Fri
-

Sat
-

Sun
-

Duration: 2:42, non-stop
Airbus A321 (321)

Frontier Airlines F94648

19:26

Seattle-Tacoma (SEA)

23:10

Denver (DEN)

Valid until 2024-09-01

Mon
-

Tue
-

Wed
-

Thu
-

Fri
-

Sat
-

Sun

Duration: 2:44, non-stop
Airbus A321neo (32Q)

A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Denver airport (DEN).
The flight distance is 1022 miles, or 1644 km.
The timezone of the departure airport is UTC-8 , 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 2:53.

All SEA-DEN flights

All Frontier Airlines flights

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