How far is Williston, ND, from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Williston (Williston Basin International Airport) is 358 miles / 576 kilometers / 311 nautical miles.
The driving distance from Great Falls (GTF) to Williston (XWA) is 436 miles / 702 kilometers, and travel time by car is about 9 hours 12 minutes.
Great Falls International Airport – Williston Basin International Airport
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Distance from Great Falls to Williston
There are several ways to calculate the distance from Great Falls to Williston. Here are two standard methods:
Vincenty's formula (applied above)- 358.210 miles
- 576.483 kilometers
- 311.276 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- 357.175 miles
- 574.817 kilometers
- 310.376 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 Williston?
The estimated flight time from Great Falls International Airport to Williston Basin International Airport is 1 hour and 10 minutes.
What is the time difference between Great Falls and Williston?
There is no time difference between Great Falls and Williston.
Flight carbon footprint between Great Falls International Airport (GTF) and Williston Basin International Airport (XWA)
On average, flying from Great Falls to Williston generates about 78 kg of CO2 per passenger, and 78 kilograms equals 171 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 Williston
See the map of the shortest flight path between Great Falls International Airport (GTF) and Williston Basin International Airport (XWA).
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 | 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 |