How far is Great Falls, MT, from Grand Forks, ND?
The distance between Grand Forks (Grand Forks International Airport) and Great Falls (Great Falls International Airport) is 662 miles / 1065 kilometers / 575 nautical miles.
The driving distance from Grand Forks (GFK) to Great Falls (GTF) is 797 miles / 1282 kilometers, and travel time by car is about 14 hours 47 minutes.
Grand Forks International Airport – Great Falls International Airport
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Distance from Grand Forks to Great Falls
There are several ways to calculate the distance from Grand Forks to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 661.678 miles
- 1064.868 kilometers
- 574.982 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- 659.731 miles
- 1061.735 kilometers
- 573.291 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 Grand Forks to Great Falls?
The estimated flight time from Grand Forks International Airport to Great Falls International Airport is 1 hour and 45 minutes.
What is the time difference between Grand Forks and Great Falls?
Flight carbon footprint between Grand Forks International Airport (GFK) and Great Falls International Airport (GTF)
On average, flying from Grand Forks to Great Falls generates about 120 kg of CO2 per passenger, and 120 kilograms equals 265 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Grand Forks to Great Falls
See the map of the shortest flight path between Grand Forks International Airport (GFK) and Great Falls International Airport (GTF).
Airport information
| Origin | 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 |
| Destination | Great Falls International Airport |
|---|---|
| City: | Great Falls, MT |
| Country: | United States |
| IATA Code: | GTF |
| ICAO Code: | KGTF |
| Coordinates: | 47°28′55″N, 111°22′15″W |