How far is Brookings, SD, from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Brookings (Brookings Regional Airport) is 734 miles / 1181 kilometers / 638 nautical miles.
The driving distance from Great Falls (GTF) to Brookings (BKX) is 928 miles / 1493 kilometers, and travel time by car is about 16 hours 30 minutes.
Great Falls International Airport – Brookings Regional Airport
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Distance from Great Falls to Brookings
There are several ways to calculate the distance from Great Falls to Brookings. Here are two standard methods:
Vincenty's formula (applied above)- 734.093 miles
- 1181.408 kilometers
- 637.909 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- 732.221 miles
- 1178.395 kilometers
- 636.282 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 Brookings?
The estimated flight time from Great Falls International Airport to Brookings Regional Airport is 1 hour and 53 minutes.
What is the time difference between Great Falls and Brookings?
Flight carbon footprint between Great Falls International Airport (GTF) and Brookings Regional Airport (BKX)
On average, flying from Great Falls to Brookings generates about 128 kg of CO2 per passenger, and 128 kilograms equals 283 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 Brookings
See the map of the shortest flight path between Great Falls International Airport (GTF) and Brookings Regional Airport (BKX).
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 | Brookings Regional Airport |
|---|---|
| City: | Brookings, SD |
| Country: | United States |
| IATA Code: | BKX |
| ICAO Code: | KBKX |
| Coordinates: | 44°18′17″N, 96°49′0″W |