How far is Grand Forks, ND, from Unalaska, AK?
The distance between Unalaska (Unalaska Airport) and Grand Forks (Grand Forks International Airport) is 2935 miles / 4724 kilometers / 2551 nautical miles.
Unalaska Airport – Grand Forks International Airport
Search flights
Distance from Unalaska to Grand Forks
There are several ways to calculate the distance from Unalaska to Grand Forks. Here are two standard methods:
Vincenty's formula (applied above)- 2935.193 miles
- 4723.735 kilometers
- 2550.613 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- 2926.175 miles
- 4709.222 kilometers
- 2542.777 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 Unalaska to Grand Forks?
The estimated flight time from Unalaska Airport to Grand Forks International Airport is 6 hours and 3 minutes.
What is the time difference between Unalaska and Grand Forks?
Flight carbon footprint between Unalaska Airport (DUT) and Grand Forks International Airport (GFK)
On average, flying from Unalaska to Grand Forks generates about 326 kg of CO2 per passenger, and 326 kilograms equals 720 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Unalaska to Grand Forks
See the map of the shortest flight path between Unalaska Airport (DUT) and Grand Forks International Airport (GFK).
Airport information
| Origin | Unalaska Airport |
|---|---|
| City: | Unalaska, AK |
| Country: | United States  |
| IATA Code: | DUT |
| ICAO Code: | PADU |
| Coordinates: | 53°54′0″N, 166°32′38″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 |