Southwest Airlines flights from Oklahoma City (OKC) to Seattle-Tacoma (SEA).

FLIGHT SCHEDULE
Non-Direct Flights:
Sun 21:00 Oklahoma City (OKC) 00:50 Seattle-Tacoma (SEA) Southwest Airlines WN 3125 1-stop Boeing 737-700 (Scimitar Winglets) 5:50 Effective 2026-06-07 through 2026-08-02 The flight arrives 1 day after departure.

A domestic route departing from the Oklahoma City airport (OKC) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1516 miles, or 2440 km.
The timezone of the departure airport is UTC-6 , 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.

FLIGHT SCHEDULE

Non-Direct Flights:

Southwest Airlines WN3125

21:00

00:50(+1)

Effective 2026-06-07 through 2026-08-02

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: 5:50, 1-stop
Boeing 737-700 (Scimitar Winglets)
The flight arrives 1 day after departure.

A domestic route departing from the Oklahoma City airport (OKC) and arriving at Seattle-Tacoma airport (SEA).
The flight distance is 1516 miles, or 2440 km.
The timezone of the departure airport is UTC-6 , 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.

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