How far is Koliganek, AK, from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Koliganek (Koliganek Airport) is 3050 miles / 4909 kilometers / 2651 nautical miles.

Distance from Rockford to Koliganek

There are several ways to calculate the distance from Rockford to Koliganek. Here are two standard methods:

Vincenty's formula (applied above)

• 3050.217 miles
• 4908.849 kilometers
• 2650.566 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

• 3042.055 miles
• 4895.713 kilometers
• 2643.473 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 Rockford to Koliganek?

The estimated flight time from Chicago Rockford International Airport to Koliganek Airport is 6 hours and 16 minutes.

What is the time difference between Rockford and Koliganek?

The time difference between Rockford and Koliganek is 3 hours. Koliganek is 3 hours behind Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Koliganek Airport (KGK)

On average, flying from Rockford to Koliganek generates about 340 kg of CO2 per passenger, and 340 kilograms equals 750 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Koliganek

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Koliganek Airport (KGK).

Airport information

Origin	Chicago Rockford International Airport
City:	Rockford, IL
Country:	United States
IATA Code:	RFD
ICAO Code:	KRFD
Coordinates:	42°11′43″N, 89°5′49″W

Destination	Koliganek Airport
City:	Koliganek, AK
Country:	United States
IATA Code:	KGK
ICAO Code:	PAJZ
Coordinates:	59°43′35″N, 157°15′32″W