Frontier Airlines flights from Seattle-Tacoma (SEA) to Ontario, Los Angeles (ONT).

Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Wed,Fri 09:44 Seattle-Tacoma (SEA) 12:31 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:47 Valid until 2024-09-04
Mon 09:44 Seattle-Tacoma (SEA) 12:31 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:47 Valid until 2024-09-02
Tue 13:22 Seattle-Tacoma (SEA) 15:59 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2024-10-29 through 2025-01-07
Tue 13:22 Seattle-Tacoma (SEA) 15:59 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2025-02-18 through 2025-04-15
Wed 13:37 Seattle-Tacoma (SEA) 16:14 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2024-10-30 through 2025-01-08
Wed 13:37 Seattle-Tacoma (SEA) 16:14 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2025-02-19 through 2025-04-16
Mon,Thu-Sun 13:53 Seattle-Tacoma (SEA) 16:30 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2024-10-27 through 2025-01-17
Mon,Thu,Fri,Sun 13:53 Seattle-Tacoma (SEA) 16:30 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2025-01-19 through 2025-02-14
Mon,Thu-Sun 13:53 Seattle-Tacoma (SEA) 16:30 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:37 Effective 2025-02-15 through 2025-04-21
Tue,Thu 15:20 Seattle-Tacoma (SEA) 18:07 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:47 Valid until 2024-09-03
Sun 15:20 Seattle-Tacoma (SEA) 18:07 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:47 Valid until 2024-09-01
Sat 16:20 Seattle-Tacoma (SEA) 19:05 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:45 Effective 2024-09-07 through 2024-10-26
Thu 19:02 Seattle-Tacoma (SEA) 21:47 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:45 Effective 2024-09-05 through 2024-10-03
Sun 19:14 Seattle-Tacoma (SEA) 21:59 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:45 Effective 2024-10-13 through 2024-10-20
Thu 19:15 Seattle-Tacoma (SEA) 22:00 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:45 Effective 2024-10-10 through 2024-10-24
Mon 19:22 Seattle-Tacoma (SEA) 22:07 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:45 Effective 2024-09-09 through 2024-10-07
Mon,Fri 19:27 Seattle-Tacoma (SEA) 22:09 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A320neo (32N) 2:42 Effective 2024-10-11 through 2024-10-25
Sun 19:32 Seattle-Tacoma (SEA) 22:17 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3163 Non-stop Airbus A321neo (32Q) 2:45 Effective 2024-09-08 through 2024-10-06
Fri 19:02 Seattle-Tacoma (SEA) 21:47 Ontario, Los Angeles (ONT)
Frontier Airlines F9 3169 Non-stop Airbus A321neo (32Q) 2:45 Effective 2024-09-06 through 2024-10-04




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Frontier Airlines flights from Seattle-Tacoma (SEA) to Ontario, Los Angeles (ONT).
Select flight date:
FLIGHT SCHEDULE
Direct Flights:
Frontier Airlines F93163
09:44
Seattle-Tacoma (SEA)

12:31
Ontario, Los Angeles (ONT)
Valid until 2024-09-04
Mon
-
Tue
-
Wed
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:47, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93163
09:44
Seattle-Tacoma (SEA)

12:31
Ontario, Los Angeles (ONT)
Valid until 2024-09-02
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:47, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:22
Seattle-Tacoma (SEA)

15:59
Ontario, Los Angeles (ONT)
Effective 2024-10-29 through 2025-01-07
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:22
Seattle-Tacoma (SEA)

15:59
Ontario, Los Angeles (ONT)
Effective 2025-02-18 through 2025-04-15
Mon
-
Tue
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:37
Seattle-Tacoma (SEA)

16:14
Ontario, Los Angeles (ONT)
Effective 2024-10-30 through 2025-01-08
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:37
Seattle-Tacoma (SEA)

16:14
Ontario, Los Angeles (ONT)
Effective 2025-02-19 through 2025-04-16
Mon
-
Tue
-
Wed
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:53
Seattle-Tacoma (SEA)

16:30
Ontario, Los Angeles (ONT)
Effective 2024-10-27 through 2025-01-17
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:53
Seattle-Tacoma (SEA)

16:30
Ontario, Los Angeles (ONT)
Effective 2025-01-19 through 2025-02-14
Mon
Tue
-
Wed
-
Thu
Fri
Sat
-
Sun
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
13:53
Seattle-Tacoma (SEA)

16:30
Ontario, Los Angeles (ONT)
Effective 2025-02-15 through 2025-04-21
Mon
Tue
-
Wed
-
Thu
Fri
Sat
Sun
Duration: 2:37, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
15:20
Seattle-Tacoma (SEA)

18:07
Ontario, Los Angeles (ONT)
Valid until 2024-09-03
Mon
-
Tue
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:47, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93163
15:20
Seattle-Tacoma (SEA)

18:07
Ontario, Los Angeles (ONT)
Valid until 2024-09-01
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:47, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
16:20
Seattle-Tacoma (SEA)

19:05
Ontario, Los Angeles (ONT)
Effective 2024-09-07 through 2024-10-26
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
Sun
-
Duration: 2:45, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
19:02
Seattle-Tacoma (SEA)

21:47
Ontario, Los Angeles (ONT)
Effective 2024-09-05 through 2024-10-03
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
19:14
Seattle-Tacoma (SEA)

21:59
Ontario, Los Angeles (ONT)
Effective 2024-10-13 through 2024-10-20
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93163
19:15
Seattle-Tacoma (SEA)

22:00
Ontario, Los Angeles (ONT)
Effective 2024-10-10 through 2024-10-24
Mon
-
Tue
-
Wed
-
Thu
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
19:22
Seattle-Tacoma (SEA)

22:07
Ontario, Los Angeles (ONT)
Effective 2024-09-09 through 2024-10-07
Mon
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
-
Duration: 2:45, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
19:27
Seattle-Tacoma (SEA)

22:09
Ontario, Los Angeles (ONT)
Effective 2024-10-11 through 2024-10-25
Mon
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:42, non-stop
Airbus A320neo (32N)
Frontier Airlines F93163
19:32
Seattle-Tacoma (SEA)

22:17
Ontario, Los Angeles (ONT)
Effective 2024-09-08 through 2024-10-06
Mon
-
Tue
-
Wed
-
Thu
-
Fri
-
Sat
-
Sun
Duration: 2:45, non-stop
Airbus A321neo (32Q)
Frontier Airlines F93169
19:02
Seattle-Tacoma (SEA)

21:47
Ontario, Los Angeles (ONT)
Effective 2024-09-06 through 2024-10-04
Mon
-
Tue
-
Wed
-
Thu
-
Fri
Sat
-
Sun
-
Duration: 2:45, non-stop
Airbus A321neo (32Q)
  • A domestic route departing from the Seattle-Tacoma airport (SEA) and arriving at Ontario, Los Angeles airport (ONT).
  • The flight distance is 956 miles, or 1539 km.
  • The timezone of both the departure and the arrival airports is UTC-8 . Current time at both airports is (loading...).
  • For direct flights, the flight time varies between 2:37 and 2:47.
All SEA-ONT flights
All Frontier Airlines flights
Return (ONT-SEA) flights
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