Find coaches from Portland, OR to Ontario, CA

Previously seen journeys

Next departures from Portland to Ontario on 31 October
Operated byVehicle typeDeparture timeDeparture locationTrip durationArrival timeArrival locationRecommendedPrice and booking link
FlixBus + Greyhound
Portland Union Station
Montclair (Ontario)No tags
FlixBus + Greyhound
Portland Union Station
Montclair (Ontario)No tags
Greyhound + FlixBus
Portland Union Station
Montclair (Ontario)No tags
FlixBus + Greyhound
Portland Union Station
Montclair (Ontario)No tags
Greyhound + FlixBus
Portland Union Station
Montclair (Ontario)No tags

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Get from Portland to Ontario

busbud logoThis route is served by bus only

The journey takes about 1 day, 5 hours 35 minutes, and with fares starting at just US$95, it presents an excellent value for a comfortable ride.

2bus per day
1d 5hAverage duration
1341 kmDistance
34kgCO₂ emissions

Bus Portland, OR to Ontario, CA: Trip Overview

Average ticket priceUS$151
Average bus trip duration1d 5h
Number of daily buses2
Earliest bus departure02:00
Distance1341 km
Latest bus departure19:50

Portland to Ontario Bus

Busbud shows you the best bus ticket fares and bus schedules so you can easily plan and book a trip by bus from Portland to Ontario.

We make it our job to connect you with the most dependable bus companies that cover bus service from Portland to Ontario.

Whether it is cheap bus tickets or more luxurious buses going to Ontario from Portland, we help you find what you're looking for based on how much of a budget you have.

Frequently asked questions on the trip Portland, OR - Ontario, CA

  1. How much does a bus ticket from Portland to Ontario cost?

    The bus ticket price from Portland to Ontario starts at US$95. The best way to find cheap bus tickets from Portland to Ontario is to book your tickets as early as possible. Prices tend to rise as your travel date approaches, so book in advance to secure the best prices!

  2. How long is the bus ride from Portland to Ontario?

    The average travel time between Portland and Ontario is around 1d 5h, although the fastest bus will take about 23h 25m. This is the time it takes to travel the 1346 km that separates the two cities.

  3. How many daily bus connections are there between Portland and Ontario?

    The number of buses from Portland to Ontario can differ depending on the day of the week. On average, there are 2 on this route. Some buses run direct routes, while others have layovers. Simplify your bus trip from Portland to Ontario by comparing and selecting the bus that fits your travel style and budget on Busbud.

  4. Which bus companies travel from Portland to Ontario?

    When taking the bus from Portland to Ontario, you can travel comfortably and safely with Greyhound, Amtrak, FlixBus.

  5. What are the departure and arrival stations when taking the bus from Portland to Ontario?

    Buses travelling between Portland and Ontario leave from Portland Union Station or Portland Airport and arrive at Ontario California Bus Stop Carl's Jr & Teriyaki House, Ontario Tufesa Bus Stop.

Find cheapest prices for buses

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

Best price found
29/10
US$203
30/10
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busbud logoThe cheapest trip from Portland, OR to Ontario, CA was searched and found on 29 Oct 2025 with a price of US$203

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

About Bus Travel

Bus Travel Tips

If you're abroad, study some local language. Not only could it get you out of a pickle during your bus trip from Portland to Ontario but it'll also be endearing to native speakers who will surely appreciate your effort.

From miles long of beauteous natural landscapes to impressive man-crafted sights, you’re bound to be in for a visual treat on your bus trip from Portland to Ontario.

Buses are energy-efficient. Carrying a passenger over 100 kms by coach only takes 0.6-0.9 liters of gas. Compare that to the 2.6 liters required by high-speed train, 6.6 liters by airplane and 7.6 liters by gas-powered car, and it's clear that the bus is a more environmentally-conscious option for your bus transportation from Portland to Ontario.

Tune out to the fine sounds of your best music playlist on your bus trip from Portland to Ontario while indulging in miles on end of beautiful scenic views.

Did you know?

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

The bus driver with the longest career in the world drove more than 2,000,000 miles and is a happy World Record holder.

Did you know some bus companies in Germany offer to their passenger low-costs snacks and regional beer based on their destination? Prosit!

Will you be returning to Portland, OR by bus?

Bus from Ontario, CA to Portland, OR

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