Distance Calculator

Distance from Portsmouth to Ottawa

Distance between Portsmouth and Ottawa is 555 kilometers (345 miles).
Driving distance from Portsmouth to Ottawa is 789 kilometers (490 miles).

air 555 km
air 345 miles
car 789 km
car 490 miles

Distance Map Between Portsmouth and Ottawa

Portsmouth, Providence, United StatesOttawa, Ontario, Canada = 345 miles = 555 km.

How far is it between Portsmouth and Ottawa

Portsmouth is located in United States with (41.6023,-71.2503) coordinates and Ottawa is located in Canada with (45.4112,-75.6981) coordinates. The calculated flying distance from Portsmouth to Ottawa is equal to 345 miles which is equal to 555 km.

If you want to go by car, the driving distance between Portsmouth and Ottawa is 789.34 km. If you ride your car with an average speed of 112 kilometers/hour (70 miles/h), travel time will be 07 hours 02 minutes. Please check the avg. speed travel time table on the right for various options.
Difference between fly and go by a car is 234 km.

City/PlaceLatitude and LongitudeGPS Coordinates
Portsmouth 41.6023, -71.2503 41° 36´ 8.3520'' N
71° 15´ 1.1880'' W
Ottawa 45.4112, -75.6981 45° 24´ 40.2120'' N
75° 41´ 53.2320'' W

Estimated Travel Time Between Portsmouth and Ottawa

Average SpeedTravel Time
30 mph (48 km/h) 16 hours 26 minutes
40 mph (64 km/h) 12 hours 20 minutes
50 mph (80 km/h) 09 hours 52 minutes
60 mph (97 km/h) 08 hours 08 minutes
70 mph (112 km/h) 07 hours 02 minutes
75 mph (120 km/h) 06 hours 34 minutes
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