Find coaches from Ontario, CA to Seattle

Next departures

Next departures from Ontario to Seattle on 2 September
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
Greyhound Lines, Inc.
Montclair / Ontario / Claremont
Greyhound StationCheapestFastest
Amtrak
Ontario Station
Seattle King Street StationNo tags
Greyhound Lines, Inc. + FlixBus
Montclair / Ontario / Claremont
Greyhound StationNo tags
Amtrak
Ontario Station
Seattle King Street StationNo tags
Greyhound Lines, Inc. + FlixBus
Montclair / Ontario / Claremont
Seattle–Tacoma Int'l Airport (SEA)No tags

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Bus Ontario, CA to Seattle: Trip Overview

Average ticket priceUS$156
Average bus trip duration1d 9h
Number of daily buses13
Earliest bus departure04:20
Distance952 miles
Latest bus departure21:05

Ontario to Seattle Bus

With Busbud, comparing and booking tickets for a bus from Ontario to Seattle is a breeze. Browse through an extensive selection of bus fares and bus schedules to find the best deals.

Bus service from Ontario to Seattle will be provided by the most trusted bus companies.

Discover how much the bus trip from Ontario to Seattle will cost you. Use our filters and sorting features to find the cheapest bus tickets or luxury buses.

Frequently asked questions on the trip Ontario, CA - Seattle

  1. What's the distance between Ontario and Seattle by coach?

    The distance between Ontario and Seattle by coach is approximately 966 miles (1558 km).

  2. How can I travel from Ontario to Seattle avoiding air travel?

    You have the option to select the coach for your journey on this route. The coach provides a comfortable and sustainable journey and allows you to enjoy the sights while reaching your destination. You also have the option of utilising carpooling services.

Find cheapest prices for buses

Price is for a one-way ticket for one passenger and based on past searches.

Best price found
30/08
No data
31/08
No data
Today
No data
02/09
US$200
03/09
No data
04/09
No data
05/09
No data
06/09
US$114
busbud logoThe cheapest trip from Ontario, CA to Seattle was searched and found on 6 Sept 2025 with a price of US$114

To save money and be sure you have the best seat, it's a good idea to buy your bus tickets from Ontario, CA to Seattle as early as possible.

You can expect to pay from US$114 to US$697 for a bus ticket from Ontario, CA to Seattle based on the last 2 days. You can expect to find the cheapest price for the trip at US$114, which is on 2025-09-06.

About Bus Travel

Bus Travel Tips

Meet and talk to locals at the bus stations while travelling from Ontario to Seattle.There is no better way to get inside travel information while exploring a new city than to go straight to its people.

Much more than a mere vehicle taking you from Ontario to Seattle, riding the bus will expose you to some of the most stunning panoramas while enroute to your final bus stop.

Buses have the smallest carbon footprint of all motorized transport modes. A bus going from Ontario to Seattle will emit half the CO2 emitted by a train, and radically less than a car or an airplane.

Make a music playlist for your bus ride from Ontario to Seattle, and enjoy the scenery to tunes from your own personal soundtrack.

Did you know?

The Superbus, created by a Dutch engineer is the world's fastest bus with 250 km/h. Too bad it's only a prototype for now.

The average number of passengers on a coach bus is 32 meaning that a bus could replace a minimum of at least 30 cars!

Did you know that 80% of the buses in North America are equipped with WiFi and power outlets ? And 60% of bus travellers have used their electronic device on board during 2014.

Will you be returning to Ontario, CA by bus?

Bus from Seattle to Ontario, CA

Why choose Busbud?

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