The average bus between Ontario and Seattle takes 28h 6m and the fastest bus takes 27h 58m. The bus service runs several times per day from Ontario to Seattle. The journey time may be longer on weekends and holidays; use the search form on this page to search for a specific travel date.
Buses run twice daily between Ontario and Seattle. The earliest departure is at 9:10 AM in the morning, and the last departure from Ontario is at 9:37 PM which arrives into Seattle at 1:35 AM. All services require a transfer at Pomona Transit Center and take an average of 28h 6m. The schedules shown below are for the next available departures.
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28h 10m • 3 changes
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28h 3m • 3 changes
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28h 10m • 3 changes
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28h 3m • 3 changes
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28h 10m • 3 changes
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28h 3m • 3 changes
Arrives next day



28h 10m • 3 changes
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28h 3m • 3 changes
Want to know about travelling from Ontario to Seattle? We have put together a list of the most frequently asked questions from our users such as: What is the cheapest mode of transport? What is the quickest option? How much do tickets usually cost? and many more.
No, there is no direct bus from Ontario to Seattle. However, there are services departing from Ontario station and arriving at Seattle station via Union Station Patsaouras Bus Plaza W station. The journey, including transfers, takes approximately 28h 6m.
Ontario to Seattle bus services, operated by Omnitrans, depart from Pomona Transit Center station.
Ontario to Seattle bus services, operated by Omnitrans, arrive at Seattle Bus Station.
Book your Ontario to Seattle bus tickets online with Omnitrans, Foothill Transit and 2 other operators.
The distance between Ontario and Seattle is 1,555.8 km. The road distance is 1,921 km.
You can take a bus from Holt @ Lemon to Seattle Bus Station via Pomona Transit Center, Union Station Patsaouras Bus Plaza W, Los Angeles Union Station, and Sacramento Bus Station in around 29h 53m.