How far is Keene, NH from Portsmouth, NH?
Distance by Flight
Shortest distance between Keene and Portsmouth is 77.46 miles (124.66 km).
Flight distance from Keene, NH to Portsmouth, NH is 77.46 miles. Estimated flight time is 00 hours 12 minutes.
It takes 00 hours 11 minutes to travel from Keene to Portsmouth with an airplane (average speed of 550 miles).
Driving distance
The driving distance from Keene, New Hampshire to Portsmouth, New Hampshire is: 107.13 miles (172.41 km) by car.
Driving from Keene to Portsmouth will take approximately 01 hours 49 minutes.
#1 Keene
City in New Hampshire, United States
| Population | 22699 |
|---|---|
| GPS Coordinates | 42°56'1"N 72°16'41"W |
| Latitude | 42.9336900 |
| Longitude | -72.2781400 |
| Altitude | 148 |
| 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 Keene and Portsmouth
The distance between Keene and Portsmouth is 172 km if you choose to drive by road. You can go 01 hours 54 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 Keene and Portsmouth. The current time is 11:40:40.
| Average Speed | Travel Time |
|---|---|
| 30 mph (48.3 km/h) | 03 hours 34 minutes |
| 40 mph (64.37 km/h) | 02 hours 40 minutes |
| 50 mph (80.47 km/h) | 02 hours 08 minutes |
| 60 mph (96.56 km/h) | 01 hours 47 minutes |
| 70 mph (112.65 km/h) | 01 hours 31 minutes |
| 75 mph (120.7 km/h) | 01 hours 25 minutes |
| 80 mph (128.75 km/h) | 01 hours 20 minutes |
Gas Consumption
A car with a fuel efficiency of 8.3 l/100 km will need 14.31 liters (3.78 gallon) of gas to cover the route between Keene and Portsmouth.
The estimated cost of gas to go from Keene to Portsmouth is $13.22 (diesel $16.57).
New Hampshire gas prices.
| Gasoline | Mid Grade | Premium | Diesel | |
|---|---|---|---|---|
| Gallon | $3.5 | $3.96 | $4.38 | $4.38 |
| Total | $13.22 | $14.97 | $16.57 | $16.57 |
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 April 26, 2024.
How did we calculate the distance?
The place names are translated into coordinates to approximate the distance between Keene 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 Keene 74.54 miles (120 km)
Driving distance from East Concord, NH to Keene 56.12 miles (90 km)
