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

The distance between Kalskag (Kalskag Airport) and Rockford (Chicago Rockford International Airport) is 3135 miles / 5045 kilometers / 2724 nautical miles.

Distance from Kalskag to Rockford

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

Vincenty's formula (applied above)

• 3134.910 miles
• 5045.149 kilometers
• 2724.163 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

• 3126.532 miles
• 5031.666 kilometers
• 2716.882 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 Kalskag to Rockford?

The estimated flight time from Kalskag Airport to Chicago Rockford International Airport is 6 hours and 26 minutes.

What is the time difference between Kalskag and Rockford?

The time difference between Kalskag and Rockford is 3 hours. Rockford is 3 hours ahead of Kalskag.

Flight carbon footprint between Kalskag Airport (KLG) and Chicago Rockford International Airport (RFD)

On average, flying from Kalskag to Rockford generates about 350 kg of CO2 per passenger, and 350 kilograms equals 772 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Kalskag to Rockford

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

Airport information

Origin	Kalskag Airport
City:	Kalskag, AK
Country:	United States
IATA Code:	KLG
ICAO Code:	PALG
Coordinates:	61°32′10″N, 160°20′27″W

Destination	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