How far is Williston, ND, from Kalispell, MT?
The distance between Kalispell (Glacier Park International Airport) and Williston (Williston Basin International Airport) is 484 miles / 779 kilometers / 421 nautical miles.
The driving distance from Kalispell (FCA) to Williston (XWA) is 644 miles / 1036 kilometers, and travel time by car is about 12 hours 48 minutes.
Glacier Park International Airport – Williston Basin International Airport
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Distance from Kalispell to Williston
There are several ways to calculate the distance from Kalispell to Williston. Here are two standard methods:
Vincenty's formula (applied above)- 484.170 miles
- 779.195 kilometers
- 420.732 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- 482.726 miles
- 776.872 kilometers
- 419.477 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 Williston?
The estimated flight time from Glacier Park International Airport to Williston Basin International Airport is 1 hour and 25 minutes.
What is the time difference between Kalispell and Williston?
There is no time difference between Kalispell and Williston.
Flight carbon footprint between Glacier Park International Airport (FCA) and Williston Basin International Airport (XWA)
On average, flying from Kalispell to Williston generates about 96 kg of CO2 per passenger, and 96 kilograms equals 212 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 Williston
See the map of the shortest flight path between Glacier Park International Airport (FCA) and Williston Basin International Airport (XWA).
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 | Williston Basin International Airport |
|---|---|
| City: | Williston, ND |
| Country: | United States |
| IATA Code: | XWA |
| ICAO Code: | KXWA |
| Coordinates: | 48°15′30″N, 103°44′55″W |