How far is Great Falls, MT, from Eastmain River?
The distance between Eastmain River (Eastmain River Airport) and Great Falls (Great Falls International Airport) is 1490 miles / 2398 kilometers / 1295 nautical miles.
The driving distance from Eastmain River (ZEM) to Great Falls (GTF) is 2183 miles / 3514 kilometers, and travel time by car is about 46 hours 28 minutes.
Eastmain River Airport – Great Falls International Airport
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Distance from Eastmain River to Great Falls
There are several ways to calculate the distance from Eastmain River to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 1490.256 miles
- 2398.334 kilometers
- 1294.997 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- 1485.882 miles
- 2391.295 kilometers
- 1291.196 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 Eastmain River to Great Falls?
The estimated flight time from Eastmain River Airport to Great Falls International Airport is 3 hours and 19 minutes.
What is the time difference between Eastmain River and Great Falls?
Flight carbon footprint between Eastmain River Airport (ZEM) and Great Falls International Airport (GTF)
On average, flying from Eastmain River to Great Falls generates about 179 kg of CO2 per passenger, and 179 kilograms equals 394 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Eastmain River to Great Falls
See the map of the shortest flight path between Eastmain River Airport (ZEM) and Great Falls International Airport (GTF).
Airport information
Origin | Eastmain River Airport |
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City: | Eastmain River |
Country: | Canada |
IATA Code: | ZEM |
ICAO Code: | CZEM |
Coordinates: | 52°13′35″N, 78°31′20″W |
Destination | Great Falls International Airport |
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City: | Great Falls, MT |
Country: | United States |
IATA Code: | GTF |
ICAO Code: | KGTF |
Coordinates: | 47°28′55″N, 111°22′15″W |