Air Miles Calculator

Distance between Casper, WY (CPR) and Alpena, MI (APN)

Distance from Casper to Alpena (Casper–Natrona County International Airport – Alpena County Regional Airport) is 1147 miles / 1847 kilometers / 997 nautical miles.

How far is Alpena from Casper?

There are several ways to calculate distances between Casper and Alpena. Here are two common 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 earth.

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).

Flight duration

Estimated flight time from Casper–Natrona County International Airport (CPR) to Alpena County Regional Airport (APN) is 2 hours 40 minutes.

Time difference and current local times

The time difference between Casper and Alpena is 2 hours. Alpena is 2 hours ahead of Casper.

Time Difference

Casper
Alpena

Casper, WY

 MST

Alpena, MI

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 159 kg (351 pounds).

Airport information


A Casper–Natrona County International Airport
City: Casper, WY
Country: United States Flag of United States
IATA Code: CPR
ICAO Code: KCPR
Coordinates: 42°54′28″N, 106°27′50″W

B Alpena County Regional Airport
City: Alpena, MI
Country: United States Flag of United States
IATA Code: APN
ICAO Code: KAPN
Coordinates: 45°4′41″N, 83°33′37″W

Map

Casper to Alpena flight map.

Frequent Flyer Miles Calculator

Casper (CPR) → Alpena (APN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1147
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1147

Round trip?