How far is Alpena, MI, from Fort Smith, AR?
The distance between Fort Smith (Fort Smith Regional Airport) and Alpena (Alpena County Regional Airport) is 881 miles / 1417 kilometers / 765 nautical miles.
The driving distance from Fort Smith (FSM) to Alpena (APN) is 1108 miles / 1783 kilometers, and travel time by car is about 20 hours 25 minutes.
Fort Smith Regional Airport – Alpena County Regional Airport
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Distance from Fort Smith to Alpena
There are several ways to calculate the distance from Fort Smith to Alpena. Here are two standard methods:
Vincenty's formula (applied above)- 880.745 miles
- 1417.421 kilometers
- 765.346 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- 880.545 miles
- 1417.100 kilometers
- 765.173 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 Alpena?
The estimated flight time from Fort Smith Regional Airport to Alpena County Regional Airport is 2 hours and 10 minutes.
What is the time difference between Fort Smith and Alpena?
The time difference between Fort Smith and Alpena is 1 hour. Alpena is 1 hour ahead of Fort Smith.
Flight carbon footprint between Fort Smith Regional Airport (FSM) and Alpena County Regional Airport (APN)
On average, flying from Fort Smith to Alpena generates about 142 kg of CO2 per passenger, and 142 kilograms equals 313 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 Alpena
See the map of the shortest flight path between Fort Smith Regional Airport (FSM) and Alpena County Regional Airport (APN).
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 | Alpena County Regional Airport |
|---|---|
| City: | Alpena, MI |
| Country: | United States |
| IATA Code: | APN |
| ICAO Code: | KAPN |
| Coordinates: | 45°4′41″N, 83°33′37″W |