How far is Rapid City, SD, from Alpena, MI?
The distance between Alpena (Alpena County Regional Airport) and Rapid City (Rapid City Regional Airport) is 963 miles / 1549 kilometers / 837 nautical miles.
The driving distance from Alpena (APN) to Rapid City (RAP) is 1180 miles / 1899 kilometers, and travel time by car is about 22 hours 24 minutes.
Alpena County Regional Airport – Rapid City Regional Airport
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Distance from Alpena to Rapid City
There are several ways to calculate the distance from Alpena to Rapid City. Here are two standard methods:
Vincenty's formula (applied above)- 962.755 miles
- 1549.403 kilometers
- 836.611 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- 960.111 miles
- 1545.148 kilometers
- 834.313 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 Alpena to Rapid City?
The estimated flight time from Alpena County Regional Airport to Rapid City Regional Airport is 2 hours and 19 minutes.
What is the time difference between Alpena and Rapid City?
The time difference between Alpena and Rapid City is 2 hours. Rapid City is 2 hours behind Alpena.
Flight carbon footprint between Alpena County Regional Airport (APN) and Rapid City Regional Airport (RAP)
On average, flying from Alpena to Rapid City generates about 148 kg of CO2 per passenger, and 148 kilograms equals 327 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Alpena to Rapid City
See the map of the shortest flight path between Alpena County Regional Airport (APN) and Rapid City Regional Airport (RAP).
Airport information
| Origin | 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 |
| Destination | Rapid City Regional Airport |
|---|---|
| City: | Rapid City, SD |
| Country: | United States |
| IATA Code: | RAP |
| ICAO Code: | KRAP |
| Coordinates: | 44°2′43″N, 103°3′25″W |