How far is Rapid City, SD, from Great Falls, MT?
The distance between Great Falls (Great Falls International Airport) and Rapid City (Rapid City Regional Airport) is 466 miles / 751 kilometers / 405 nautical miles.
The driving distance from Great Falls (GTF) to Rapid City (RAP) is 556 miles / 894 kilometers, and travel time by car is about 12 hours 4 minutes.
Great Falls International Airport – Rapid City Regional Airport
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Distance from Great Falls to Rapid City
There are several ways to calculate the distance from Great Falls to Rapid City. Here are two standard methods:
Vincenty's formula (applied above)- 466.365 miles
- 750.542 kilometers
- 405.261 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- 465.439 miles
- 749.052 kilometers
- 404.456 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 Rapid City?
The estimated flight time from Great Falls International Airport to Rapid City Regional Airport is 1 hour and 22 minutes.
What is the time difference between Great Falls and Rapid City?
There is no time difference between Great Falls and Rapid City.
Flight carbon footprint between Great Falls International Airport (GTF) and Rapid City Regional Airport (RAP)
On average, flying from Great Falls to Rapid City generates about 94 kg of CO2 per passenger, and 94 kilograms equals 207 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 Rapid City
See the map of the shortest flight path between Great Falls International Airport (GTF) and Rapid City Regional Airport (RAP).
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 | Rapid City Regional Airport |
|---|---|
| City: | Rapid City, SD |
| Country: | United States |
| IATA Code: | RAP |
| ICAO Code: | KRAP |
| Coordinates: | 44°2′43″N, 103°3′25″W |