How far is Great Falls, MT, from International Falls, MN?
The distance between International Falls (Falls International Airport) and Great Falls (Great Falls International Airport) is 834 miles / 1343 kilometers / 725 nautical miles.
The driving distance from International Falls (INL) to Great Falls (GTF) is 1015 miles / 1633 kilometers, and travel time by car is about 18 hours 59 minutes.
Falls International Airport – Great Falls International Airport
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Distance from International Falls to Great Falls
There are several ways to calculate the distance from International Falls to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 834.203 miles
- 1342.519 kilometers
- 724.902 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- 831.748 miles
- 1338.568 kilometers
- 722.769 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 Great Falls?
The estimated flight time from Falls International Airport to Great Falls International Airport is 2 hours and 4 minutes.
What is the time difference between International Falls and Great Falls?
Flight carbon footprint between Falls International Airport (INL) and Great Falls International Airport (GTF)
On average, flying from International Falls to Great Falls generates about 138 kg of CO2 per passenger, and 138 kilograms equals 304 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 Great Falls
See the map of the shortest flight path between Falls International Airport (INL) and Great Falls International Airport (GTF).
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 | 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 |