How far is Fort Smith, AR, from Hattiesburg, MS?
The distance between Hattiesburg (Hattiesburg–Laurel Regional Airport) and Fort Smith (Fort Smith Regional Airport) is 394 miles / 635 kilometers / 343 nautical miles.
The driving distance from Hattiesburg (PIB) to Fort Smith (FSM) is 510 miles / 820 kilometers, and travel time by car is about 9 hours 56 minutes.
Hattiesburg–Laurel Regional Airport – Fort Smith Regional Airport
Search flights
Distance from Hattiesburg to Fort Smith
There are several ways to calculate the distance from Hattiesburg to Fort Smith. Here are two standard methods:
Vincenty's formula (applied above)- 394.430 miles
- 634.774 kilometers
- 342.750 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- 394.435 miles
- 634.782 kilometers
- 342.755 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 Hattiesburg to Fort Smith?
The estimated flight time from Hattiesburg–Laurel Regional Airport to Fort Smith Regional Airport is 1 hour and 14 minutes.
What is the time difference between Hattiesburg and Fort Smith?
There is no time difference between Hattiesburg and Fort Smith.
Flight carbon footprint between Hattiesburg–Laurel Regional Airport (PIB) and Fort Smith Regional Airport (FSM)
On average, flying from Hattiesburg to Fort Smith generates about 83 kg of CO2 per passenger, and 83 kilograms equals 183 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Hattiesburg to Fort Smith
See the map of the shortest flight path between Hattiesburg–Laurel Regional Airport (PIB) and Fort Smith Regional Airport (FSM).
Airport information
| Origin | Hattiesburg–Laurel Regional Airport |
|---|---|
| City: | Hattiesburg, MS |
| Country: | United States  |
| IATA Code: | PIB |
| ICAO Code: | KPIB |
| Coordinates: | 31°28′1″N, 89°20′13″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 |