How far is Alpena, MI, from Casper, WY?
The distance between Casper (Casper–Natrona County International Airport) and Alpena (Alpena County Regional Airport) is 1147 miles / 1847 kilometers / 997 nautical miles.
The driving distance from Casper (CPR) to Alpena (APN) is 1438 miles / 2315 kilometers, and travel time by car is about 27 hours 8 minutes.
Casper–Natrona County International Airport – Alpena County Regional Airport
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Distance from Casper to Alpena
There are several ways to calculate the distance from Casper to Alpena. Here are two standard methods:
Vincenty's formula (applied above)- 1147.473 miles
- 1846.679 kilometers
- 997.127 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- 1144.407 miles
- 1841.744 kilometers
- 994.462 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 Casper to Alpena?
The estimated flight time from Casper–Natrona County International Airport to Alpena County Regional Airport is 2 hours and 40 minutes.
What is the time difference between Casper and Alpena?
The time difference between Casper and Alpena is 2 hours. Alpena is 2 hours ahead of Casper.
Flight carbon footprint between Casper–Natrona County International Airport (CPR) and Alpena County Regional Airport (APN)
On average, flying from Casper to Alpena generates about 159 kg of CO2 per passenger, and 159 kilograms equals 351 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Casper to Alpena
See the map of the shortest flight path between Casper–Natrona County International Airport (CPR) and Alpena County Regional Airport (APN).
Airport information
| Origin | Casper–Natrona County International Airport |
|---|---|
| City: | Casper, WY |
| Country: | United States  |
| IATA Code: | CPR |
| ICAO Code: | KCPR |
| Coordinates: | 42°54′28″N, 106°27′50″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 |