How far is Fort Smith, AR, from Rapid City, SD?
The distance between Rapid City (Rapid City Regional Airport) and Fort Smith (Fort Smith Regional Airport) is 758 miles / 1219 kilometers / 658 nautical miles.
The driving distance from Rapid City (RAP) to Fort Smith (FSM) is 997 miles / 1605 kilometers, and travel time by car is about 17 hours 26 minutes.
Rapid City Regional Airport – Fort Smith Regional Airport
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Distance from Rapid City to Fort Smith
There are several ways to calculate the distance from Rapid City to Fort Smith. Here are two standard methods:
Vincenty's formula (applied above)- 757.662 miles
- 1219.340 kilometers
- 658.391 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- 757.679 miles
- 1219.366 kilometers
- 658.405 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 Rapid City to Fort Smith?
The estimated flight time from Rapid City Regional Airport to Fort Smith Regional Airport is 1 hour and 56 minutes.
What is the time difference between Rapid City and Fort Smith?
Flight carbon footprint between Rapid City Regional Airport (RAP) and Fort Smith Regional Airport (FSM)
On average, flying from Rapid City to Fort Smith generates about 131 kg of CO2 per passenger, and 131 kilograms equals 288 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Rapid City to Fort Smith
See the map of the shortest flight path between Rapid City Regional Airport (RAP) and Fort Smith Regional Airport (FSM).
Airport information
| Origin | 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 |
| Destination | Fort Smith Regional Airport |
|---|---|
| City: | Fort Smith, AR |
| Country: | United States |
| IATA Code: | FSM |
| ICAO Code: | KFSM |
| Coordinates: | 35°20′11″N, 94°22′2″W |