Frontier Airlines flight F9 4545: Denver - Seattle-Tacoma

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FLIGHT SCHEDULE
Direct Flights:
Mon,Thu,Fri,Sun 09:10 Denver (DEN) 11:19 Seattle-Tacoma (SEA)
F9 4545 Non-stop Airbus A320neo (32N) 3:09 Effective 2026-03-06 through 2026-03-30
Mon,Tue,Thu,Sun 10:16 Denver (DEN) 12:30 Seattle-Tacoma (SEA)
F9 4545 Non-stop Airbus A321neo (32Q) 3:14 Valid until 2026-01-05
Fri 10:16 Denver (DEN) 12:30 Seattle-Tacoma (SEA)
F9 4545 Non-stop Airbus A321 (321) 3:14 Operates only on 2026-01-02
Mon,Thu-Sun 10:16 Denver (DEN) 12:30 Seattle-Tacoma (SEA)
F9 4545 Non-stop Airbus A321 (321) 3:14 Effective 2026-04-02 through 2026-04-13
Sat 10:22 Denver (DEN) 12:36 Seattle-Tacoma (SEA)
F9 4545 Non-stop Airbus A320neo (32N) 3:14 Operates only on 2026-01-03
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Parallax here DEN-SEA
Frontier Airlines flight F9 4545:
Denver - Seattle-Tacoma
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Select flight date:
FLIGHT SCHEDULE
Direct Flights:

Frontier Airlines F94545
Effective 2026-03-06 through 2026-03-30
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 3:09, non-stop
Airbus A320neo (32N)

Direct Flights:

Frontier Airlines F94545
Valid until 2026-01-05
Mon
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:14, non-stop
Airbus A321neo (32Q)

Direct Flights:

Frontier Airlines F94545
Operates only on 2026-01-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:14, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F94545
Effective 2026-04-02 through 2026-04-13
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 3:14, non-stop
Airbus A321 (321)

Direct Flights:

Frontier Airlines F94545
Operates only on 2026-01-03
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:14, non-stop
Airbus A320neo (32N)
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  • F9 4545 is a domestic flight departing from the Denver airport (DEN) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1022 miles, or 1644 km.
  • The timezone of the departure airport is UTC-7 , and the timezone of the arrival airport is UTC-8 . 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 3:09 and 3:14.