How far is Amherst, NH from Portsmouth, NH?
Distance by Flight
Shortest distance between Amherst and Portsmouth is 46.33 miles (74.56 km).
Flight distance from Amherst, NH to Portsmouth, NH is 46.33 miles. Estimated flight time is 00 hours 07 minutes.
Driving distance
The driving distance from Amherst, New Hampshire to Portsmouth, New Hampshire is: 60.13 miles (96.77 km) by car.
Driving from Amherst to Portsmouth will take approximately 01 hours 04 minutes.
#1 Amherst
Town in Hillsborough County, New Hampshire, United States
| Population | 11418 |
|---|---|
| GPS Coordinates | 42°51'41"N 71°37'31"W |
| Latitude | 42.8614700 |
| Longitude | -71.6253500 |
| Altitude | 79 |
| Country | United States |
#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 |
Ending point in Portsmouth: Congress Street (-70.757617,43.077054)
Estimated Travel Time Between Amherst and Portsmouth
The distance between Amherst and Portsmouth is 97 km if you choose to drive by road. You can go 01 hours 04 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 Amherst and Portsmouth. The current time is 13:03:30.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 02 hours 00 minutes |
| 40 mph (64.37 km/h) | 01 hours 30 minutes |
| 50 mph (80.47 km/h) | 01 hours 12 minutes |
| 60 mph (96.56 km/h) | 01 hours 00 minutes |
| 70 mph (112.65 km/h) | 00 hours 51 minutes |
| 75 mph (120.7 km/h) | 00 hours 48 minutes |
| 80 mph (128.75 km/h) | 00 hours 45 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 8.03 liters (2.12 gallon) of gas to cover the route between Amherst and Portsmouth.
The estimated cost of gas to go from Amherst to Portsmouth is $7.42 (diesel $9.3).
New Hampshire gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.5 | $3.96 | $4.38 | $4.38 |
| Total | $7.42 | $8.4 | $9.3 | $9.3 |
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 November 21, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Amherst 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
Driving distance from Derry Village, NH to Amherst 23.11 miles (37 km)
Driving distance from East Concord, NH to Amherst 34.98 miles (56 km)
