How far is Portsmouth, NH, from International Falls, MN?
The distance between International Falls (Falls International Airport) and Portsmouth (Portsmouth International Airport at Pease) is 1149 miles / 1850 kilometers / 999 nautical miles.
The driving distance from International Falls (INL) to Portsmouth (PSM) is 1583 miles / 2547 kilometers, and travel time by car is about 31 hours 24 minutes.
Falls International Airport – Portsmouth International Airport at Pease
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Distance from International Falls to Portsmouth
There are several ways to calculate the distance from International Falls to Portsmouth. Here are two standard methods:
Vincenty's formula (applied above)- 1149.228 miles
- 1849.504 kilometers
- 998.652 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- 1146.378 miles
- 1844.916 kilometers
- 996.175 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 International Falls to Portsmouth?
The estimated flight time from Falls International Airport to Portsmouth International Airport at Pease is 2 hours and 40 minutes.
What is the time difference between International Falls and Portsmouth?
Flight carbon footprint between Falls International Airport (INL) and Portsmouth International Airport at Pease (PSM)
On average, flying from International Falls to Portsmouth generates about 159 kg of CO2 per passenger, and 159 kilograms equals 351 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from International Falls to Portsmouth
See the map of the shortest flight path between Falls International Airport (INL) and Portsmouth International Airport at Pease (PSM).
Airport information
| Origin | Falls International Airport |
|---|---|
| City: | International Falls, MN |
| Country: | United States  |
| IATA Code: | INL |
| ICAO Code: | KINL |
| Coordinates: | 48°33′58″N, 93°24′11″W |
| Destination | 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 |