Shortest distance between Portsmouth and Smithfield is 26.94 miles (43.35 km).
Flight distance from Portsmouth, RI to Smithfield, RI is 26.94 miles. Estimated flight time is 00 hours 05 minutes.
The driving distance from Portsmouth, Rhode Island to Smithfield, Rhode Island is: 44.12 miles (71.01 km) by car.
Driving from Portsmouth to Smithfield will take approximately 00 hours 48 minutes.
The distance between Portsmouth and Smithfield is 71 km if you choose to drive by road. You can go 00 hours 47 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 Portsmouth and Smithfield. The current time is 01:06:09.
|Average Speed||Travel Time|
|30 mph (48.3 km/h)||01 hours 28 minutes|
|40 mph (64.37 km/h)||01 hours 06 minutes|
|50 mph (80.47 km/h)||00 hours 52 minutes|
|60 mph (96.56 km/h)||00 hours 44 minutes|
|70 mph (112.65 km/h)||00 hours 37 minutes|
|75 mph (120.7 km/h)||00 hours 35 minutes|
|80 mph (128.75 km/h)||00 hours 33 minutes|
A car with a fuel efficiency of 8.3 l/100 km will need 5.89 liters (1.56 gallon) of gas to cover the route between Portsmouth and Smithfield.
The estimated cost of gas to go from Portsmouth to Smithfield is $5.17 (diesel $5.89).
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 $3.323 (Diesel $3.78) /gallon. Last changed prices on January 27, 2022.
The place names are translated into coordinates to approximate the distance between Portsmouth and Smithfield (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.