How far is Kemi from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Kemi (Kemi-Tornio Airport) is 4201 miles / 6761 kilometers / 3651 nautical miles.

Distance from Rockford to Kemi

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

Vincenty's formula (applied above)

• 4201.074 miles
• 6760.974 kilometers
• 3650.634 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

• 4189.062 miles
• 6741.642 kilometers
• 3640.196 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 Kemi?

The estimated flight time from Chicago Rockford International Airport to Kemi-Tornio Airport is 8 hours and 27 minutes.

What is the time difference between Rockford and Kemi?

The time difference between Rockford and Kemi is 8 hours. Kemi is 8 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Kemi-Tornio Airport (KEM)

On average, flying from Rockford to Kemi generates about 482 kg of CO2 per passenger, and 482 kilograms equals 1 062 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Kemi

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Kemi-Tornio Airport (KEM).

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	Kemi-Tornio Airport
City:	Kemi
Country:	Finland
IATA Code:	KEM
ICAO Code:	EFKE
Coordinates:	65°46′43″N, 24°34′55″E