How far is Great Falls, MT, from Thule?

The distance between Thule (Thule Air Base) and Great Falls (Great Falls International Airport) is 2330 miles / 3750 kilometers / 2025 nautical miles.

Distance from Thule to Great Falls

There are several ways to calculate the distance from Thule to Great Falls. Here are two standard methods:

Vincenty's formula (applied above)

• 2330.114 miles
• 3749.955 kilometers
• 2024.814 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

• 2324.293 miles
• 3740.587 kilometers
• 2019.755 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 Thule to Great Falls?

The estimated flight time from Thule Air Base to Great Falls International Airport is 4 hours and 54 minutes.

What is the time difference between Thule and Great Falls?

The time difference between Thule and Great Falls is 3 hours. Great Falls is 3 hours behind Thule.

Flight carbon footprint between Thule Air Base (THU) and Great Falls International Airport (GTF)

On average, flying from Thule to Great Falls generates about 255 kg of CO2 per passenger, and 255 kilograms equals 563 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Thule to Great Falls

See the map of the shortest flight path between Thule Air Base (THU) and Great Falls International Airport (GTF).

Airport information

Origin	Thule Air Base
City:	Thule
Country:	Greenland
IATA Code:	THU
ICAO Code:	BGTL
Coordinates:	76°31′52″N, 68°42′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