How far is Franklin, NH from Portsmouth, NH?

Distance by Flight

Shortest distance between Franklin and Portsmouth is 51.45 miles (82.81 km).

Flight distance from Franklin, NH to Portsmouth, NH is 51.45 miles. Estimated flight time is 00 hours 09 minutes.

It takes 00 hours 08 minutes to travel from Franklin to Portsmouth with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Franklin, New Hampshire to Portsmouth, New Hampshire is: 80.5 miles (129.55 km) by car.

Driving from Franklin to Portsmouth will take approximately 01 hours 21 minutes.

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#1 Franklin

City in Merrimack County, New Hampshire, USA

Population 8753
GPS Coordinates 43°26'39"N 71°38'50"W
Latitude 43.4442400
Longitude -71.6473000
Altitude 94
Country United States
Portsmouth image
#2 Portsmouth

City in Rockingham County, New Hampshire, United States

Population 21557
GPS Coordinates 43°4'37"N 70°45'28"W
Latitude 43.0770400
Longitude -70.7576600
Altitude 6
Country United States

Estimated Travel Time Between Franklin and Portsmouth

The distance between Franklin and Portsmouth is 130 km if you choose to drive by road. You can go 01 hours 26 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 Franklin and Portsmouth. The current time is 11:08:44.

Average Speed Travel Time
30 mph (48.3 km/h) 02 hours 40 minutes
40 mph (64.37 km/h) 02 hours 00 minutes
50 mph (80.47 km/h) 01 hours 36 minutes
60 mph (96.56 km/h) 01 hours 20 minutes
70 mph (112.65 km/h) 01 hours 08 minutes
75 mph (120.7 km/h) 01 hours 04 minutes
80 mph (128.75 km/h) 01 hours 00 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 10.75 liters (2.84 gallon) of gas to cover the route between Franklin and Portsmouth.
The estimated cost of gas to go from Franklin to Portsmouth is $9.93 (diesel $12.45).

New Hampshire gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.5 $3.96 $4.38 $4.38
Total $9.93 $11.25 $12.45 $12.45

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 (in New Hampshire ) per gallon of daily gas for calculations is $3.496 (Diesel $4.384) /gallon. Last changed prices on March 28, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Franklin and Portsmouth (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.

Distance to Other Cities

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Driving distance from Bedford, NH to Franklin 43.07 miles (69 km)

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Driving distance from Concord, NH to Franklin 20.78 miles (33 km)

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Driving distance from Derry, NH to Franklin 48.71 miles (78 km)

Driving distance from Derry Village, NH to Franklin 47.9 miles (77 km)

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Driving distance from Dover, NH to Franklin 58.06 miles (93 km)

Driving distance from East Concord, NH to Franklin 19.33 miles (31 km)

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Driving distance from Goffstown, NH to Franklin 39.26 miles (63 km)

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Driving distance from Hudson, NH to Franklin 56.58 miles (91 km)

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Driving distance from Keene, NH to Franklin 73.87 miles (119 km)

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Driving distance from Laconia, NH to Franklin 12.46 miles (20 km)

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Driving distance from Londonderry, NH to Franklin 48.44 miles (78 km)

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Driving distance from Manchester, NH to Franklin 37.35 miles (60 km)

Gas Cost Calculator