Find coaches from Portland, OR to Ontario, CA

Find affordable coach tickets from Portland, OR to Ontario, CA with flexible options. Book your journey now

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Today27 Jun
Tomorrow28 Jun
Sun29 Jun
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Tue1 Jul
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from US$116
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Fri4 Jul

Next departures to Ontario

One passenger / one way

  • This trip is recommended because it is the: Cheapest + Fastest
    Departure time: 2 July at
    Departure city: Portland
    Departure location: Portland Curbside Bus Stop
    Arrival time: 3 July at
    Destination city: Ontario
    Destination location: Montclair (Ontario)
    Operated by: Greyhound Lines, Inc. + FlixBus
    Greyhound Lines, Inc. + FlixBus
    Vehicle: BusDuration:
  • Departure time: 2 July at
    Departure city: Portland
    Departure location: PDX Airport
    Arrival time: 3 July at
    Destination city: Ontario
    Destination location: Ontario Station
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:
  • Departure time: 2 July at
    Departure city: Portland
    Departure location: Portland Curbside Bus Stop
    Arrival time: 4 July at
    Destination city: Ontario
    Destination location: Montclair (Ontario)
    Operated by: FlixBus + Greyhound Lines, Inc.
    FlixBus + Greyhound Lines, Inc.
    Vehicle: BusDuration:
  • Departure time: 2 July at
    Departure city: Portland
    Departure location: PDX Airport
    Arrival time: 3 July at
    Destination city: Ontario
    Destination location: Ontario Station
    Operated by: AmtrakAmtrak
    Vehicle: BusDuration:

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Bus Portland to Ontario: Trip Overview

Average ticket priceUS$140
Average bus trip duration23h 10m
Number of daily buses2
Earliest bus departure02:20
Distance832 miles
Latest bus departure20:00

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 far is Ontario from Portland by coach?

    The distance between Portland and Ontario by coach is approximately 835 miles (1346 km).

  2. Is there a way to reach Ontario from Portland without flying?

    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
25/06
US$268
26/06
No data
Today
US$268
28/06
No data
29/06
No data
30/06
No data
01/07
No data
02/07
US$283
busbud logoThe cheapest trip from Portland to Ontario was searched and found on 25 Jun 2025 with a price of US$268

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

You can expect to pay from US$268 to US$1,279 for a bus ticket from Portland to Ontario based on the last 2 days. You can expect to find the cheapest price for the trip at US$283, which is on 2025-07-02.

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 by bus?

Bus from Portland to Ontario

You can also go to Ontario by train

Train from Portland to Ontario

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