Lake Oswego to SeaTac bus times
Buses run 4 times a day between Lake Oswego and SeaTac. The earliest departure is at 5:34 AM in the morning, and the last departure from Lake Oswego is at 6:30 PM which arrives into SeaTac at 10:20 PM. All services require a transfer at SW 6th & W Burnside and take an average of 4h. The schedules shown below are for the next available departures.
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4h 1m • 1 change
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4h 5m • 1 change
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4h 9m • 1 change
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3h 51m • 1 change
Departing Thursday, August 13, 2026
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4h 1m • 1 change
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4h 5m • 1 change
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4h 9m • 1 change
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3h 51m • 1 change
Departing Friday, August 14, 2026
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4h 1m • 1 change
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4h 4m • 1 change
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4h 6m • 1 change
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3h 50m • 1 change
Departing Saturday, August 15, 2026
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4h 1m • 1 change
→
4h 4m • 1 change
→
4h 6m • 1 change
→
3h 50m • 1 change
