How far is Chicago, IL, from Aniak, AK?

The distance between Aniak (Aniak Airport) and Chicago (Chicago O'Hare International Airport) is 3159 miles / 5084 kilometers / 2745 nautical miles.

Distance from Aniak to Chicago

There are several ways to calculate the distance from Aniak to Chicago. Here are two standard 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 planet.

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).

How long does it take to fly from Aniak to Chicago?

The estimated flight time from Aniak Airport to Chicago O'Hare International Airport is 6 hours and 28 minutes.

What is the time difference between Aniak and Chicago?

The time difference between Aniak and Chicago is 3 hours. Chicago is 3 hours ahead of Aniak.

Flight carbon footprint between Aniak Airport (ANI) and Chicago O'Hare International Airport (ORD)

On average, flying from Aniak to Chicago generates about 353 kg of CO2 per passenger, and 353 kilograms equals 779 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Aniak to Chicago

See the map of the shortest flight path between Aniak Airport (ANI) and Chicago O'Hare International Airport (ORD).

Airport information

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

Destination	Chicago O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W