How far is Great Falls, MT, from Tok, AK?
The distance between Tok (Tok Junction Airport) and Great Falls (Great Falls International Airport) is 1628 miles / 2619 kilometers / 1414 nautical miles.
The driving distance from Tok (TKJ) to Great Falls (GTF) is 2103 miles / 3384 kilometers, and travel time by car is about 40 hours 55 minutes.
Tok Junction Airport – Great Falls International Airport
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Distance from Tok to Great Falls
There are several ways to calculate the distance from Tok to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 1627.551 miles
- 2619.290 kilometers
- 1414.303 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- 1623.690 miles
- 2613.075 kilometers
- 1410.948 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 Tok to Great Falls?
The estimated flight time from Tok Junction Airport to Great Falls International Airport is 3 hours and 34 minutes.
What is the time difference between Tok and Great Falls?
The time difference between Tok and Great Falls is 2 hours. Great Falls is 2 hours ahead of Tok.
Flight carbon footprint between Tok Junction Airport (TKJ) and Great Falls International Airport (GTF)
On average, flying from Tok to Great Falls generates about 188 kg of CO2 per passenger, and 188 kilograms equals 414 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Tok to Great Falls
See the map of the shortest flight path between Tok Junction Airport (TKJ) and Great Falls International Airport (GTF).
Airport information
| Origin | Tok Junction Airport |
|---|---|
| City: | Tok, AK |
| Country: | United States  |
| IATA Code: | TKJ |
| ICAO Code: | PFTO |
| Coordinates: | 63°19′46″N, 142°57′14″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 |