Shortest distance between Ontario and Portland is 298.62 miles (480.58 km).
Flight distance from Ontario, OR to Portland, OR is 298.62 miles. Estimated flight time is 00 hours 45 minutes.
It takes 00 hours 41 minutes to travel from Ontario to Portland with an airplane (average speed of 550 miles).
The driving distance from Ontario, Oregon to Portland, Oregon is: 375.84 miles (604.86 km) by car.
Driving from Ontario to Portland will take approximately 05 hours 56 minutes.
The distance between Ontario and Portland is 605 km if you choose to drive by road. You can go 06 hours 43 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.
Please keep in mind that there is a 1 hour time gap between Ontario, OR and Portland, OR. The current time in Ontario is 14:28:58, although it is 13:28:58 in Portland.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||12 hours 31 minutes|
|40 mph (64.37 km/h)||09 hours 23 minutes|
|50 mph (80.47 km/h)||07 hours 30 minutes|
|60 mph (96.56 km/h)||06 hours 15 minutes|
|70 mph (112.65 km/h)||05 hours 22 minutes|
|75 mph (120.7 km/h)||05 hours 00 minutes|
|80 mph (128.75 km/h)||04 hours 41 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 50.2 liters (13.26 gallon) of gas to cover the route between Ontario and Portland.
The estimated cost of gas to go from Ontario to Portland is $54.4 (diesel $64.31).
Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.
The average gas price per gallon of daily gas for calculations is $4.102 (Diesel $4.849) /gallon. Last changed prices on May 22, 2022.
The place names are translated into coordinates to approximate the distance between Ontario and Portland (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.