The cheapest and fastest buses from Ontario, CA to Portland, OR
Cheapest price
$272
Average price
$272
Fastest journey
1 d 9 h 40 m
Average duration
1 d 9 h 40 m
Buses per day
1
Distance
1344 km
The best way to find a cheap bus ticket from Ontario, CA to Portland, OR is to book your journey as far in advance as possible and to avoid traveling at rush hour.
The average ticket from Ontario, CA to Portland, OR will cost around $272 if you buy it on the day, but the cheapest tickets can be found for only $272.
Of the 1 buses that leave Ontario, CA for Portland, OR on Wed, Feb 04, 1 travel direct so it’s quite easy to avoid journeys where you’ll have to change along the way.
On Wed, Feb 04 the direct buses cover the 1344 km distance in an average of 1 d 9 h 40 m but if you time it right, some buses will get you there in just 1 d 9 h 40 m .
On Wed, Feb 04 the slowest buses will take 1 d 9 h 40 m and usually involve a change or two along the way, but you might be able to save a few pennies if you’re on a budget.


Travel Information
Compare bus, train, and flight for Ontario, CA to Portland, OR
Omio recommends booking the train as it is the most popular option from Ontario, CA to Portland, OR among Omio's users. If you are prioritising price take the bus with prices starting from €74. For those with little time consider booking a flight which can get you there in 6h 31m. The ticket price range depends on the travel mode: a bus costs an average of €74, and a train costs an average of €159.
Distance: 835 miles (1344 km)
Compare bus with
| Bus | Most popular Train | Flight |
|---|---|---|
€148 Average price Cheapest | €221 Average price | €175 Average price |
32h 13m Average total duration 31h 43m Onboard + 30m Additional time* | 26h 2m Average total duration 25h 32m Onboard + 30m Additional time* | 9h 31m Average total duration Fastest 6h 31m Onboard + 3h 0m Additional time* |
Direct Options | Direct Options | Direct Options |
Compare prices and tickets Ontario, CA to Portland, OR by bus, train, or flight
Compare bus, train, and flight prices over the next three weeks. See the best deals at a glance, find the lowest fares, and choose the option that fits your budget.
Feb 04
Feb 05
Feb 06
Feb 07
Feb 08
Feb 09
Feb 10
Journey information
Overview: Bus from Ontario, CA to Portland, OR
Buses from Ontario, CA to Portland, OR run on average 5 times per day, taking around 31h 43m. Cheap bus tickets for this journey start at $92 (€74) but you can travel from only $85 (€68) by flight.
The earliest bus runs at 02:00, the last at 21:05. The fastest bus covers the 835 miles (1344 km) distance in 31h 10m.
Distance 835 miles (1344 km) |
Average bus duration 31h 43m |
Cheapest ticket price $92 (€74) |
Buses per day 5 |
Fastest bus 31h 10m |
First bus 02:00 |
Last bus 21:05 |
FAQs: Bus from Ontario, CA to Portland, OR
Find answers to the most common questions about traveling from Ontario, CA to Portland, OR by bus. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest bus, the cheapest option, or tips for making the most of your visit at Portland, OR, this guide helps you travel smarter and with confidence.

- Portland Japanese Garden, a tranquil 12-acre garden offering traditional Japanese landscaping and cultural events
- Powell's City of Books, the world's largest independent bookstore spanning an entire city block
- Washington Park, a large urban park featuring a zoo, rose garden, and hiking trails
- Pittock Mansion, a historic house museum with panoramic views of Portland and the surrounding mountains
- Lan Su Chinese Garden, a classical Chinese garden in the heart of the city showcasing authentic design and architecture.
- Portland Art Museum, a prominent museum showcasing diverse art collections and rotating exhibitions
- Voodoo Doughnut, a quirky doughnut shop famous for its creative and unconventional doughnut flavors
- Forest Park, one of the largest urban forests in the U.S., offering extensive hiking and biking trails
- OMSI (Oregon Museum of Science and Industry), an interactive science museum with exhibits and a planetarium
- Portland Saturday Market, a vibrant open-air market featuring local artisans, food vendors, and live entertainment.
popular bus stations
Popular bus stations from Ontario, CA to Portland, OR
Most popular bus connections from Ontario, CA
More options for your journey from Ontario, CA to Portland, OR
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