Air Miles Calculator

Distance between Casper, WY (CPR) and Aniak, AK (ANI)

Flight distance from Casper to Aniak (Casper–Natrona County International Airport – Aniak Airport) is 2499 miles / 4022 kilometers / 2172 nautical miles. Estimated flight time is 5 hours 13 minutes.

Map of flight path from Casper to Aniak.

Shortest flight path between Casper–Natrona County International Airport (CPR) and Aniak Airport (ANI).

How far is Aniak from Casper?

There are several ways to calculate distances between Casper and Aniak. Here are two common methods:

Vincenty's formula (applied above)
  • 2499.262 miles
  • 4022.172 kilometers
  • 2171.799 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
  • 2493.023 miles
  • 4012.132 kilometers
  • 2166.378 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).

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 Aniak Airport
City: Aniak, AK
Country: United States Flag of United States
IATA Code: ANI
ICAO Code: PANI
Coordinates: 61°34′53″N, 159°32′34″W

Time difference and current local times

The time difference between Casper and Aniak is 2 hours. Aniak is 2 hours behind Casper.

Time Difference

Casper, WY

 MST

Aniak, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 275 kg (606 pounds).

Frequent Flyer Miles Calculator

Casper (CPR) → Aniak (ANI).

Distance:
2499
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2499

Round trip?