How far is Smithers from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Smithers (Smithers Airport) is 851 miles / 1370 kilometers / 740 nautical miles.
The driving distance from Great Falls (GTF) to Smithers (YYD) is 1037 miles / 1669 kilometers, and travel time by car is about 22 hours 12 minutes.
Great Falls International Airport – Smithers Airport
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Distance from Great Falls to Smithers
There are several ways to calculate the distance from Great Falls to Smithers. Here are two standard methods:
Vincenty's formula (applied above)- 851.313 miles
- 1370.055 kilometers
- 739.770 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- 849.438 miles
- 1367.038 kilometers
- 738.141 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 Great Falls to Smithers?
The estimated flight time from Great Falls International Airport to Smithers Airport is 2 hours and 6 minutes.
What is the time difference between Great Falls and Smithers?
Flight carbon footprint between Great Falls International Airport (GTF) and Smithers Airport (YYD)
On average, flying from Great Falls to Smithers generates about 139 kg of CO2 per passenger, and 139 kilograms equals 308 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Great Falls to Smithers
See the map of the shortest flight path between Great Falls International Airport (GTF) and Smithers Airport (YYD).
Airport information
| Origin | 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 |
| Destination | Smithers Airport |
|---|---|
| City: | Smithers |
| Country: | Canada  |
| IATA Code: | YYD |
| ICAO Code: | CYYD |
| Coordinates: | 54°49′28″N, 127°10′58″W |