How far is St Petersburg, FL, from Fort Smith, AR?
The distance between Fort Smith (Fort Smith Regional Airport) and St Petersburg (St. Pete–Clearwater International Airport) is 857 miles / 1379 kilometers / 745 nautical miles.
The driving distance from Fort Smith (FSM) to St Petersburg (PIE) is 1097 miles / 1765 kilometers, and travel time by car is about 20 hours 26 minutes.
Fort Smith Regional Airport – St. Pete–Clearwater International Airport
Search flights
Distance from Fort Smith to St Petersburg
There are several ways to calculate the distance from Fort Smith to St Petersburg. Here are two standard methods:
Vincenty's formula (applied above)- 856.782 miles
- 1378.856 kilometers
- 744.523 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- 856.527 miles
- 1378.446 kilometers
- 744.302 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 Fort Smith to St Petersburg?
The estimated flight time from Fort Smith Regional Airport to St. Pete–Clearwater International Airport is 2 hours and 7 minutes.
What is the time difference between Fort Smith and St Petersburg?
Flight carbon footprint between Fort Smith Regional Airport (FSM) and St. Pete–Clearwater International Airport (PIE)
On average, flying from Fort Smith to St Petersburg generates about 140 kg of CO2 per passenger, and 140 kilograms equals 309 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Fort Smith to St Petersburg
See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and St. Pete–Clearwater International Airport (PIE).
Airport information
| Origin | 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 |
| Destination | St. Pete–Clearwater International Airport |
|---|---|
| City: | St Petersburg, FL |
| Country: | United States |
| IATA Code: | PIE |
| ICAO Code: | KPIE |
| Coordinates: | 27°54′36″N, 82°41′14″W |