How far is Alpena, MI, from St Louis, MO?
The distance between St Louis (St. Louis Lambert International Airport) and Alpena (Alpena County Regional Airport) is 560 miles / 901 kilometers / 487 nautical miles.
The driving distance from St Louis (STL) to Alpena (APN) is 698 miles / 1124 kilometers, and travel time by car is about 13 hours 1 minutes.
St. Louis Lambert International Airport – Alpena County Regional Airport
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Distance from St Louis to Alpena
There are several ways to calculate the distance from St Louis to Alpena. Here are two standard methods:
Vincenty's formula (applied above)- 559.967 miles
- 901.180 kilometers
- 486.598 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- 559.775 miles
- 900.871 kilometers
- 486.431 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 St Louis to Alpena?
The estimated flight time from St. Louis Lambert International Airport to Alpena County Regional Airport is 1 hour and 33 minutes.
What is the time difference between St Louis and Alpena?
The time difference between St Louis and Alpena is 1 hour. Alpena is 1 hour ahead of St Louis.
Flight carbon footprint between St. Louis Lambert International Airport (STL) and Alpena County Regional Airport (APN)
On average, flying from St Louis to Alpena generates about 107 kg of CO2 per passenger, and 107 kilograms equals 237 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from St Louis to Alpena
See the map of the shortest flight path between St. Louis Lambert International Airport (STL) and Alpena County Regional Airport (APN).
Airport information
| Origin | St. Louis Lambert International Airport |
|---|---|
| City: | St Louis, MO |
| Country: | United States  |
| IATA Code: | STL |
| ICAO Code: | KSTL |
| Coordinates: | 38°44′55″N, 90°22′12″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 |