How far is Aniak from Chicago?
There are several ways to calculate distances between Chicago and Aniak. Here are two common methods:Vincenty's formula (applied above)
- 3158.847 miles
- 5083.671 kilometers
- 2744.963 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
- 3150.446 miles
- 5070.152 kilometers
- 2737.663 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).
Estimated flight time from O'Hare International Airport (ORD) to Aniak Airport (ANI) is 6 hours 28 minutes.
Time difference and current local times
The time difference between Chicago and Aniak is 3 hours. Aniak is 3 hours behind Chicago.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 359 kg (791 pounds).
Chicago to Aniak flight map.
Frequent Flyer Miles Calculator
Chicago (ORD) → Aniak (ANI).