How far is Great Falls, MT, from Calgary?
The distance between Calgary (Calgary International Airport) and Great Falls (Great Falls International Airport) is 278 miles / 447 kilometers / 242 nautical miles.
The driving distance from Calgary (YYC) to Great Falls (GTF) is 328 miles / 528 kilometers, and travel time by car is about 6 hours 24 minutes.
Calgary International Airport – Great Falls International Airport
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Distance from Calgary to Great Falls
There are several ways to calculate the distance from Calgary to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 278.032 miles
- 447.449 kilometers
- 241.603 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- 277.834 miles
- 447.130 kilometers
- 241.431 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 Calgary to Great Falls?
The estimated flight time from Calgary International Airport to Great Falls International Airport is 1 hour and 1 minutes.
What is the time difference between Calgary and Great Falls?
There is no time difference between Calgary and Great Falls.
Flight carbon footprint between Calgary International Airport (YYC) and Great Falls International Airport (GTF)
On average, flying from Calgary to Great Falls generates about 66 kg of CO2 per passenger, and 66 kilograms equals 145 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Calgary to Great Falls
See the map of the shortest flight path between Calgary International Airport (YYC) and Great Falls International Airport (GTF).
Airport information
| Origin | Calgary International Airport |
|---|---|
| City: | Calgary |
| Country: | Canada  |
| IATA Code: | YYC |
| ICAO Code: | CYYC |
| Coordinates: | 51°6′50″N, 114°1′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 |