How far is Great Falls, MT, from Kalispell, MT?
The distance between Kalispell (Glacier Park International Airport) and Great Falls (Great Falls International Airport) is 146 miles / 235 kilometers / 127 nautical miles.
The driving distance from Kalispell (FCA) to Great Falls (GTF) is 220 miles / 354 kilometers, and travel time by car is about 4 hours 30 minutes.
Glacier Park International Airport – Great Falls International Airport
Search flights
Distance from Kalispell to Great Falls
There are several ways to calculate the distance from Kalispell to Great Falls. Here are two standard methods:
Vincenty's formula (applied above)- 145.743 miles
- 234.551 kilometers
- 126.647 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- 145.380 miles
- 233.966 kilometers
- 126.332 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 Kalispell to Great Falls?
The estimated flight time from Glacier Park International Airport to Great Falls International Airport is 46 minutes.
What is the time difference between Kalispell and Great Falls?
There is no time difference between Kalispell and Great Falls.
Flight carbon footprint between Glacier Park International Airport (FCA) and Great Falls International Airport (GTF)
On average, flying from Kalispell to Great Falls generates about 46 kg of CO2 per passenger, and 46 kilograms equals 102 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Kalispell to Great Falls
See the map of the shortest flight path between Glacier Park International Airport (FCA) and Great Falls International Airport (GTF).
Airport information
| Origin | Glacier Park International Airport |
|---|---|
| City: | Kalispell, MT |
| Country: | United States  |
| IATA Code: | FCA |
| ICAO Code: | KGPI |
| Coordinates: | 48°18′37″N, 114°15′21″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 |