Frontier Airlines flights from Phoenix Sky Harbor (PHX) to Seattle-Tacoma (SEA).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Tue 06:55 Phoenix Sky Harbor (PHX) 3 09:58 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:03 Valid until 2024-09-03
Mon,Wed,Fri 07:01 Phoenix Sky Harbor (PHX) 3 10:04 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:03 Valid until 2024-09-04
Thu,Sun 07:15 Phoenix Sky Harbor (PHX) 3 10:18 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:03 Valid until 2024-09-01
Mon 07:25 Phoenix Sky Harbor (PHX) 3 10:31 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:06 Effective 2024-09-09 through 2024-10-07
Sun 09:38 Phoenix Sky Harbor (PHX) 3 12:44 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:06 Effective 2024-09-08 through 2024-10-06
Sun 09:38 Phoenix Sky Harbor (PHX) 3 12:45 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-10-13 through 2024-10-20
Thu 11:07 Phoenix Sky Harbor (PHX) 3 14:14 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-10-10 through 2024-10-24
Thu 12:55 Phoenix Sky Harbor (PHX) 3 16:01 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:06 Effective 2024-09-05 through 2024-10-03
Mon,Fri 14:20 Phoenix Sky Harbor (PHX) 3 17:27 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-10-11 through 2024-10-25
Fri 15:30 Phoenix Sky Harbor (PHX) 3 18:37 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Operates only on 2024-11-01
Fri 15:30 Phoenix Sky Harbor (PHX) 3 18:37 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Effective 2025-03-14 through 2025-04-18
Wed 16:18 Phoenix Sky Harbor (PHX) 3 19:25 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Operates only on 2024-10-30
Wed 16:18 Phoenix Sky Harbor (PHX) 3 19:25 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Effective 2025-03-12 through 2025-04-16
Fri 16:30 Phoenix Sky Harbor (PHX) 3 19:36 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A320neo (32N) 3:06 Effective 2024-09-06 through 2024-10-04
Fri 16:30 Phoenix Sky Harbor (PHX) 3 18:37 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Effective 2024-11-08 through 2025-03-07
Wed 17:18 Phoenix Sky Harbor (PHX) 3 19:25 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Effective 2024-11-06 through 2025-01-08
Wed 17:18 Phoenix Sky Harbor (PHX) 3 19:25 Seattle-Tacoma (SEA)
Frontier Airlines F9 1723 Non-stop Airbus A321 (321) 3:07 Effective 2025-02-19 through 2025-03-05
Mon 17:41 Phoenix Sky Harbor (PHX) 3 20:48 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Operates only on 2024-10-28
Mon 17:41 Phoenix Sky Harbor (PHX) 3 20:48 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Effective 2025-03-10 through 2025-04-21
Tue 17:50 Phoenix Sky Harbor (PHX) 3 20:57 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Operates only on 2024-10-29
Tue 17:50 Phoenix Sky Harbor (PHX) 3 20:57 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2025-03-11 through 2025-04-15
Sat 17:58 Phoenix Sky Harbor (PHX) 3 21:05 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Operates only on 2024-11-02
Sat 17:58 Phoenix Sky Harbor (PHX) 3 21:05 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Effective 2025-03-15 through 2025-04-19
Thu,Sun 18:09 Phoenix Sky Harbor (PHX) 3 21:16 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-10-27 through 2024-10-31
Thu,Sun 18:09 Phoenix Sky Harbor (PHX) 3 21:16 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2025-03-09 through 2025-04-20
Mon 18:41 Phoenix Sky Harbor (PHX) 3 20:48 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Effective 2024-11-04 through 2025-03-03
Tue 18:50 Phoenix Sky Harbor (PHX) 3 20:57 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-11-05 through 2025-01-07
Tue 18:50 Phoenix Sky Harbor (PHX) 3 20:57 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2025-02-18 through 2025-03-04
Sat 18:58 Phoenix Sky Harbor (PHX) 3 21:05 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Effective 2024-11-09 through 2025-01-11
Sat 18:58 Phoenix Sky Harbor (PHX) 3 21:05 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A321 (321) 3:07 Effective 2025-02-15 through 2025-03-08
Thu,Sun 19:09 Phoenix Sky Harbor (PHX) 3 21:16 Seattle-Tacoma (SEA)
Frontier Airlines F9 3973 Non-stop Airbus A320neo (32N) 3:07 Effective 2024-11-03 through 2025-03-06




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Frontier Airlines flights from Phoenix Sky Harbor (PHX) to Seattle-Tacoma (SEA).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F91723
06:55
Phoenix Sky Harbor (PHX) 3

09:58
Seattle-Tacoma (SEA)
Valid until 2024-09-03
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:03, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
07:01
Phoenix Sky Harbor (PHX) 3

10:04
Seattle-Tacoma (SEA)
Valid until 2024-09-04
Mon
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:03, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
07:15
Phoenix Sky Harbor (PHX) 3

10:18
Seattle-Tacoma (SEA)
Valid until 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:03, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
07:25
Phoenix Sky Harbor (PHX) 3

10:31
Seattle-Tacoma (SEA)
Effective 2024-09-09 through 2024-10-07
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:06, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
09:38
Phoenix Sky Harbor (PHX) 3

12:44
Seattle-Tacoma (SEA)
Effective 2024-09-08 through 2024-10-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:06, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
09:38
Phoenix Sky Harbor (PHX) 3

12:45
Seattle-Tacoma (SEA)
Effective 2024-10-13 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
11:07
Phoenix Sky Harbor (PHX) 3

14:14
Seattle-Tacoma (SEA)
Effective 2024-10-10 through 2024-10-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
12:55
Phoenix Sky Harbor (PHX) 3

16:01
Seattle-Tacoma (SEA)
Effective 2024-09-05 through 2024-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 3:06, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
14:20
Phoenix Sky Harbor (PHX) 3

17:27
Seattle-Tacoma (SEA)
Effective 2024-10-11 through 2024-10-25
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
15:30
Phoenix Sky Harbor (PHX) 3

18:37
Seattle-Tacoma (SEA)
Operates only on 2024-11-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
15:30
Phoenix Sky Harbor (PHX) 3

18:37
Seattle-Tacoma (SEA)
Effective 2025-03-14 through 2025-04-18
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
16:18
Phoenix Sky Harbor (PHX) 3

19:25
Seattle-Tacoma (SEA)
Operates only on 2024-10-30
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
16:18
Phoenix Sky Harbor (PHX) 3

19:25
Seattle-Tacoma (SEA)
Effective 2025-03-12 through 2025-04-16
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
16:30
Phoenix Sky Harbor (PHX) 3

19:36
Seattle-Tacoma (SEA)
Effective 2024-09-06 through 2024-10-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:06, non-stop
Airbus A320neo (32N)
Frontier Airlines F91723
16:30
Phoenix Sky Harbor (PHX) 3

18:37
Seattle-Tacoma (SEA)
Effective 2024-11-08 through 2025-03-07
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
17:18
Phoenix Sky Harbor (PHX) 3

19:25
Seattle-Tacoma (SEA)
Effective 2024-11-06 through 2025-01-08
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F91723
17:18
Phoenix Sky Harbor (PHX) 3

19:25
Seattle-Tacoma (SEA)
Effective 2025-02-19 through 2025-03-05
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
17:41
Phoenix Sky Harbor (PHX) 3

20:48
Seattle-Tacoma (SEA)
Operates only on 2024-10-28
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
17:41
Phoenix Sky Harbor (PHX) 3

20:48
Seattle-Tacoma (SEA)
Effective 2025-03-10 through 2025-04-21
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
17:50
Phoenix Sky Harbor (PHX) 3

20:57
Seattle-Tacoma (SEA)
Operates only on 2024-10-29
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
17:50
Phoenix Sky Harbor (PHX) 3

20:57
Seattle-Tacoma (SEA)
Effective 2025-03-11 through 2025-04-15
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
17:58
Phoenix Sky Harbor (PHX) 3

21:05
Seattle-Tacoma (SEA)
Operates only on 2024-11-02
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
17:58
Phoenix Sky Harbor (PHX) 3

21:05
Seattle-Tacoma (SEA)
Effective 2025-03-15 through 2025-04-19
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
18:09
Phoenix Sky Harbor (PHX) 3

21:16
Seattle-Tacoma (SEA)
Effective 2024-10-27 through 2024-10-31
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
18:09
Phoenix Sky Harbor (PHX) 3

21:16
Seattle-Tacoma (SEA)
Effective 2025-03-09 through 2025-04-20
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
18:41
Phoenix Sky Harbor (PHX) 3

20:48
Seattle-Tacoma (SEA)
Effective 2024-11-04 through 2025-03-03
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
18:50
Phoenix Sky Harbor (PHX) 3

20:57
Seattle-Tacoma (SEA)
Effective 2024-11-05 through 2025-01-07
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
18:50
Phoenix Sky Harbor (PHX) 3

20:57
Seattle-Tacoma (SEA)
Effective 2025-02-18 through 2025-03-04
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 3:07, non-stop
Airbus A320neo (32N)
Frontier Airlines F93973
18:58
Phoenix Sky Harbor (PHX) 3

21:05
Seattle-Tacoma (SEA)
Effective 2024-11-09 through 2025-01-11
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
18:58
Phoenix Sky Harbor (PHX) 3

21:05
Seattle-Tacoma (SEA)
Effective 2025-02-15 through 2025-03-08
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 3:07, non-stop
Airbus A321 (321)
Frontier Airlines F93973
19:09
Phoenix Sky Harbor (PHX) 3

21:16
Seattle-Tacoma (SEA)
Effective 2024-11-03 through 2025-03-06
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
Duration: 3:07, non-stop
Airbus A320neo (32N)
  • A domestic route departing from the Phoenix Sky Harbor airport (PHX) and arriving at Seattle-Tacoma airport (SEA).
  • The flight distance is 1106 miles, or 1781 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 3:03 and 3:07.
All PHX-SEA flights
All Frontier Airlines flights
Return (SEA-PHX) flights
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