Shortest distance between Radford and Portsmouth is 236.99 miles (381.4 km).
Flight distance from Radford, VA to Portsmouth, VA is 236.99 miles. Estimated flight time is 00 hours 34 minutes.
It takes 00 hours 31 minutes to travel from Radford to Portsmouth with an airplane (average speed of 550 miles).
The driving distance from Radford, Virginia to Portsmouth, Virginia is: 285.11 miles (458.85 km) by car.
Driving from Radford to Portsmouth will take approximately 05 hours 02 minutes.
The distance between Radford and Portsmouth is 459 km if you choose to drive by road. You can go 05 hours 05 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.
There is no time difference between Radford and Portsmouth. The current time is 10:01:45.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||09 hours 29 minutes|
|40 mph (64.37 km/h)||07 hours 07 minutes|
|50 mph (80.47 km/h)||05 hours 42 minutes|
|60 mph (96.56 km/h)||04 hours 45 minutes|
|70 mph (112.65 km/h)||04 hours 04 minutes|
|75 mph (120.7 km/h)||03 hours 48 minutes|
|80 mph (128.75 km/h)||03 hours 33 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 38.08 liters (10.06 gallon) of gas to cover the route between Radford and Portsmouth.
The estimated cost of gas to go from Radford to Portsmouth is $41.27 (diesel $48.78).
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 28, 2022.
The place names are translated into coordinates to approximate the distance between Radford and Portsmouth (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.