How far is Grand Forks, ND, from Portsmouth, NH?
The distance between Portsmouth (Portsmouth International Airport at Pease) and Grand Forks (Grand Forks International Airport) is 1316 miles / 2118 kilometers / 1143 nautical miles.
The driving distance from Portsmouth (PSM) to Grand Forks (GFK) is 1666 miles / 2681 kilometers, and travel time by car is about 32 hours 27 minutes.
Portsmouth International Airport at Pease – Grand Forks International Airport
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Distance from Portsmouth to Grand Forks
There are several ways to calculate the distance from Portsmouth to Grand Forks. Here are two standard methods:
Vincenty's formula (applied above)- 1315.867 miles
- 2117.683 kilometers
- 1143.458 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 1312.443 miles
- 2112.172 kilometers
- 1140.482 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
How long does it take to fly from Portsmouth to Grand Forks?
The estimated flight time from Portsmouth International Airport at Pease to Grand Forks International Airport is 2 hours and 59 minutes.
What is the time difference between Portsmouth and Grand Forks?
Flight carbon footprint between Portsmouth International Airport at Pease (PSM) and Grand Forks International Airport (GFK)
On average, flying from Portsmouth to Grand Forks generates about 168 kg of CO2 per passenger, and 168 kilograms equals 370 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Portsmouth to Grand Forks
See the map of the shortest flight path between Portsmouth International Airport at Pease (PSM) and Grand Forks International Airport (GFK).
Airport information
| Origin | Portsmouth International Airport at Pease |
|---|---|
| City: | Portsmouth, NH |
| Country: | United States  |
| IATA Code: | PSM |
| ICAO Code: | KPSM |
| Coordinates: | 43°4′40″N, 70°49′23″W |
| Destination | Grand Forks International Airport |
|---|---|
| City: | Grand Forks, ND |
| Country: | United States |
| IATA Code: | GFK |
| ICAO Code: | KGFK |
| Coordinates: | 47°56′57″N, 97°10′33″W |