Previously seen trips
| Operated by | Vehicle type | Departure time | Departure location | Trip duration | Arrival time | Arrival location | Recommended | Price and booking link |
|---|---|---|---|---|---|---|---|---|
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 | |||||
FlixBus + Greyhound | Portland Union Station | Montclair (Ontario) | No tags |
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Bus Portland, OR to Ontario, CA: Trip Overview
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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.
Where are the popular stops in Portland and Ontario?
Frequently asked questions for your trip Portland, OR - Ontario, CA
Find cheapest prices for buses
Price is for a one-way ticket for one passenger and based on past searches.
The cheapest trip from Portland, OR to Ontario, CA was searched and found on Sep 17, 2025 with a price of $86To 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.
You can expect to pay from $86 to $669 for a bus ticket from Portland, OR to Ontario, CA based on the last 2 days. You can expect to find the cheapest price for the trip at $89 which is on 2025-09-22.
Usually Amtrak will charge you higher prices for tickets closer to the departure date. To find the best prices, you should be flexible on your date of travel.
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!
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Popular Buses Connecting Portland
Buses Leaving from Portland
- Bus from Portland to Las Vegas
- Bus Portland - San Francisco
- Portland - Washington
- Bus from Portland to Boston
- Bus Portland - Denver
- Portland - Salem
- Bus from Portland to Seattle
- Bus Portland - Eugene
- Portland - Seaside
- Bus from Portland to Medford
- Bus Portland - Cannon Beach
- Portland - Astoria
- Bus from Portland to Los Angeles
- Bus Portland - Corvallis
- Portland - Newport
Buses Going to Portland
- Bus from Seattle to Portland
- Bus Boston - Portland
- Benson - Portland
- Bus from Providence to Portland
- Bus Bend - Portland
- Washington - Portland
- Bus from Eugene to Portland
- Bus Medford - Portland
- Los Angeles - Portland
- Bus from Roseburg to Portland
- Bus Corvallis - Portland
- Grants Pass - Portland
- Bus from Astoria to Portland
- Bus Madras - Portland
- Salem - Portland
Popular Buses Connecting Ontario
Buses Leaving from Ontario
- Bus from Ontario to Niagara Falls
- Bus Ontario - Niagara Falls
- Ontario - London
- Bus from Ontario to Huntsville
- Bus Ontario - Midland
- Ontario - Baltimore
- Bus from Ontario to Los Angeles
- Bus Ontario - Las Vegas
- Ontario - Indio
- Bus from Ontario to San Diego
- Bus Ontario - Phoenix
- Ontario - San Ysidro
- Bus from Ontario to San Jose
- Bus Ontario - Pasadena
- Ontario - Fresno
Buses Going to Ontario
- Bus from Niagara Falls to Ontario
- Bus Niagara Falls - Ontario
- Hamilton - Ontario
- Bus from Montreal to Ontario
- Bus Kingston - Ontario
- Midland - Ontario
- Bus from Las Vegas to Ontario
- Bus Los Angeles - Ontario
- Phoenix - Ontario
- Bus from San Diego to Ontario
- Bus Bakersfield - Ontario
- San Ysidro - Ontario
- Bus from Temecula to Ontario
- Bus Indio - Ontario
- Anaheim - Ontario
Popular routes in this country
- Bus from Fort Lauderdale to Orlando
- Bus Dallas - Houston
- Albany - New York City
- Bus from Las Vegas to Los Angeles
- Bus Tampa - Miami
- Austin - Dallas
- Bus from Miami to Tampa
- Bus Seattle - Leavenworth
- Dallas - Austin
- Bus from Houston to San Antonio
- Bus Austin - Houston
- Orlando - Atlanta
- Bus from Houston to Austin
- Bus Dallas - San Antonio
- San Antonio - Houston