- Must visit
Portland Art Museum
World-class collections spanning Native American, Asian, and Northwest art. A cornerstone cultural stop in the South Park Blocks.
Cheapest price on Sep 19
$145
Average ticket price on Sep 19
$149
Fastest journey on Sep 19
1 d 4 h 50 m
Average journey duration on Sep 19
1 d 5 h 43 m
Buses on Sep 19
2
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 $149 if you buy it on the day, but the cheapest tickets can be found for only $145.
It's difficult to get from Ontario, CA to Portland, OR without transferring at least 2 times.
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FlixBus+
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FlixBus+
· · · Omio recommends booking the flight 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 an average ticket price of $203 For those with little time, consider booking a flight, which has an average total journey time of 6h 21m. Average ticket prices depend on the travel mode: a bus costs an average of $203, while a flight costs an average of $513.
Distance: 835 miles (1344 km)
| Bus | Most popular Flight | Train | Driving |
|---|---|---|---|
$203 Average price Cheapest | $513 Average price | $204 Average price (fuel + tolls) | |
23h 49m Average total duration 23h 19m Onboard + 30m Additional time* | 6h 21m Average total duration Fastest 4h 21m Onboard + 2h 0m Additional time* | 15h 20m Average total duration (door-to-door) | |
Direct Options | Direct Options | Direct Options | Direct Options |
This is compared to other travel options from Ontario, CA to Portland, OR:
A bus is $310 (€254) less than a flight for this route with tickets for a flight from Ontario, CA to Portland, OR costing on average $513 (€420).
Other travel options to Portland, OR take longer:
Bus takes on average 23h 19m.
Tickets start at around $203 (€166) compared to roughly $204 (€167) in fuel and tolls — a saving of about $1 (€1). The journey takes 23h 19m versus 15h 20m by car, so you'll arrive a bit later, but you can use the time productively rather than spending it behind the wheel. No parking to sort, no fuel stops, and most coaches have Wi-Fi and power outlets.
Driving is worth considering if you're on a tight schedule, travelling as a group (where fuel costs split several ways), or want the flexibility to stop along the way.
| Operator | Departure Time | Arrival Time | Duration | Departure days | Cheapest price |
|---|---|---|---|---|---|
Operator Greyhound | Departure Time 03:55AM | Arrival Time 08:45AM | Duration 28h50 | Departure days Everyday | Cheapest price $103 |
Operator Greyhound | Departure Time 06:55PM | Arrival Time 01:30AM | Duration 30h35 | Departure days Everyday | Cheapest price $114 |
The table below shows live departures for Ontario, CA to Portland, OR buses for today, Friday, September 18. You can also manually refresh the results below to see updated bus journeys.
| Provider | Departs | Duration | Arrives | Transfers | Tickets |
|---|---|---|---|---|---|
+ FlixBus+![]() | 3:55 AM Montclair, Richton Street (Montclair Transcenter Paking), CA | 28h50 | 8:45 AM Portland, NW Station Way (Station Place Parking Garage), OR | 2 transfers | |
· · · | 6:55 PM Montclair, Richton Street (Montclair Transcenter Paking), CA | 30h35 | 1:30 AM Portland, NW Station Way (Station Place Parking Garage), OR | 3 transfers | |
This is the last bus of the day. | |||||
Find all the dates and times for this journey
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.
Buses from Ontario, CA to Portland, OR run on average 3 times per day, taking around 23h 19m. Cheap bus tickets for this journey start at $99 (€81) if you book in advance.
The earliest bus runs at 02:00, the last at 21:05. The fastest bus covers the 835 miles (1344 km) distance in 21h 35m.
Distance 835 miles (1344 km) |
Average bus duration 23h 19m |
Cheapest ticket price $99 (€81) |
Buses per day 3 |
Fastest bus 21h 35m |
First bus 2:00 AM |
Last bus 9:05 PM |
Cheapest Month Jun |
Cheapest Day Mon |
High Season Jul - Sep |
Low Season Oct - Dec |
Best time to book 35 days |
Discover the best of Portland, OR — top attractions, local food, transport tips, budget advice, and currency essentials. Plan your perfect Portland, OR trip today.
World-class collections spanning Native American, Asian, and Northwest art. A cornerstone cultural stop in the South Park Blocks.
Hands-on museum famed for the USS Blueback submarine, science labs, and family-friendly exhibits on technology and nature.
Eclectic museum of movie props, oddities, and outsider collections in Northwest Portland. Fun, quirky, and uniquely local.
A 165-acre woodland park with serene paths, a rose garden, and Japanese Garden access. One of Portland's signature green spaces.
Beloved downtown square known as Portland's living room. Hosts events, people-watching, and easy access to major central sights.
Large urban forest with miles of trails for hiking and running. A local favorite for quick immersion in nature near downtown.
A toasted bread ring with a malty crust and chewy center. Portland shops helped make the city's bagel scene a modern local obsession.
Traditional regional chowder from the Pacific Northwest, usually with local clams, cream, potatoes, and herbs. A staple on many Portland seafood menus.
Fresh oysters from the Oregon coast, prized for their briny, clean flavor. Portland is a major city showcase for the state's shellfish culture.
Acclaimed bagel shop serving naturally leavened bagels with classic toppings in a casual neighborhood space.
Pioneering specialty coffee roaster with expertly brewed coffee and a minimalist café atmosphere loved by locals.
Iconic Portland brewery and pub pouring house beers with hearty pub fare in a lively, long-running local setting.
Moderate for U.S. city travel: hotels and dining are mid-priced, transit is reasonable, and budget food is easy to find.
Tip 18-20% at restaurants, more for great service. Taxis: 10-15%. Cafes: round up or tip $1-2 for drinks.
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.

Most Ontario, CA to Portland, OR buses use the Montclair, Richton Street (Montclair Transcenter Paking) to Portland, NW Station Way (Station Place Parking Garage) station pair. Use this guide to compare Ontario, CA and Portland, OR bus stations on this route, check city-centre transport, alongside checking practicalities like bus station facilities and services.
Portland, NW Station Way (Station Place Parking Garage) has practical services for this route, including Wifi, Parking, ATM, Taxis, Accessibility, WC, Shower, and Ticket Office.
Wi-Fi is available at Portland, NW Station Way (Station Place Parking Garage). ATMs are available at Portland, NW Station Way (Station Place Parking Garage).
Ticket office support is available at Portland, NW Station Way (Station Place Parking Garage).
Available at Portland, NW Station Way (Station Place Parking Garage): Parking, Taxis, WC.
Accessibility facilities are available at Portland, NW Station Way (Station Place Parking Garage): Ramp access available.
Here are some other resources that might have the information you need