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

Select flight date:
FLIGHT SCHEDULE
Non-Direct Flights:
Sun 07:05 Ontario, Los Angeles (ONT) 4 11:55 Seattle-Tacoma (SEA)
Southwest Airlines WN 1885 1-stop Boeing 737 MAX 8 (7M8) 4:50 Operates only on 2024-12-01
Sun 10:50 Ontario, Los Angeles (ONT) 4 14:45 Seattle-Tacoma (SEA)
Southwest Airlines WN 4127 1-stop Boeing 737-700 (73W) 3:55 Effective 2024-09-08 through 2024-09-29
Sun 18:35 Ontario, Los Angeles (ONT) 4 23:00 Seattle-Tacoma (SEA)
Southwest Airlines WN 4233 1-stop Boeing 737 MAX 8 (7M8) 4:25 Operates only on 2024-12-01


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

Operates only on 2024-12-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 4:50, 1-stop
Boeing 737 MAX 8 (7M8)

Effective 2024-09-08 through 2024-09-29
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 3:55, 1-stop
Boeing 737-700 (73W)

Operates only on 2024-12-01
Mon
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Tue
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Wed
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Thu
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Fri
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Sat
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Sun
Duration: 4:25, 1-stop
Boeing 737 MAX 8 (7M8)
  • A domestic route departing from the Ontario, Los Angeles airport (ONT) and arriving at Seattle-Tacoma airport (SEA).
  • 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...).