How far is Great Falls, MT, from Grand Junction, CO?
The distance between Grand Junction (Grand Junction Regional Airport) and Great Falls (Great Falls International Airport) is 595 miles / 957 kilometers / 517 nautical miles.
The driving distance from Grand Junction (GJT) to Great Falls (GTF) is 853 miles / 1373 kilometers, and travel time by car is about 14 hours 42 minutes.
Grand Junction Regional Airport – Great Falls International Airport
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Distance from Grand Junction to Great Falls
There are several ways to calculate the distance from Grand Junction to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 594.526 miles
- 956.796 kilometers
- 516.629 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- 594.919 miles
- 957.430 kilometers
- 516.971 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 Junction to Great Falls?
The estimated flight time from Grand Junction Regional Airport to Great Falls International Airport is 1 hour and 37 minutes.
What is the time difference between Grand Junction and Great Falls?
There is no time difference between Grand Junction and Great Falls.
Flight carbon footprint between Grand Junction Regional Airport (GJT) and Great Falls International Airport (GTF)
On average, flying from Grand Junction to Great Falls generates about 112 kg of CO2 per passenger, and 112 kilograms equals 247 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 Junction to Great Falls
See the map of the shortest flight path between Grand Junction Regional Airport (GJT) and Great Falls International Airport (GTF).
Airport information
| Origin | Grand Junction Regional Airport |
|---|---|
| City: | Grand Junction, CO |
| Country: | United States  |
| IATA Code: | GJT |
| ICAO Code: | KGJT |
| Coordinates: | 39°7′20″N, 108°31′37″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 |