How far is Fort Smith, AR, from Louisville, KY?
The distance between Louisville (Louisville International Airport) and Fort Smith (Fort Smith Regional Airport) is 517 miles / 832 kilometers / 449 nautical miles.
The driving distance from Louisville (SDF) to Fort Smith (FSM) is 644 miles / 1037 kilometers, and travel time by car is about 11 hours 55 minutes.
Louisville International Airport – Fort Smith Regional Airport
Search flights
Distance from Louisville to Fort Smith
There are several ways to calculate the distance from Louisville to Fort Smith. Here are two standard methods:
Vincenty's formula (applied above)- 517.084 miles
- 832.166 kilometers
- 449.333 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- 516.207 miles
- 830.754 kilometers
- 448.571 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 Louisville to Fort Smith?
The estimated flight time from Louisville International Airport to Fort Smith Regional Airport is 1 hour and 28 minutes.
What is the time difference between Louisville and Fort Smith?
Flight carbon footprint between Louisville International Airport (SDF) and Fort Smith Regional Airport (FSM)
On average, flying from Louisville to Fort Smith generates about 101 kg of CO2 per passenger, and 101 kilograms equals 223 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Louisville to Fort Smith
See the map of the shortest flight path between Louisville International Airport (SDF) and Fort Smith Regional Airport (FSM).
Airport information
| Origin | Louisville International Airport |
|---|---|
| City: | Louisville, KY |
| Country: | United States  |
| IATA Code: | SDF |
| ICAO Code: | KSDF |
| Coordinates: | 38°10′27″N, 85°44′9″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 |