How far is Lyon from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Lyon (Lyon–Saint-Exupéry Airport) is 4413 miles / 7102 kilometers / 3835 nautical miles.

Distance from Rockford to Lyon

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

Vincenty's formula (applied above)

• 4412.783 miles
• 7101.686 kilometers
• 3834.603 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

• 4400.906 miles
• 7082.571 kilometers
• 3824.283 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 Lyon?

The estimated flight time from Chicago Rockford International Airport to Lyon–Saint-Exupéry Airport is 8 hours and 51 minutes.

What is the time difference between Rockford and Lyon?

The time difference between Rockford and Lyon is 7 hours. Lyon is 7 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Lyon–Saint-Exupéry Airport (LYS)

On average, flying from Rockford to Lyon generates about 508 kg of CO2 per passenger, and 508 kilograms equals 1 121 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Lyon

See the map of the shortest flight path between Chicago Rockford International Airport (RFD) and Lyon–Saint-Exupéry Airport (LYS).

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	Lyon–Saint-Exupéry Airport
City:	Lyon
Country:	France
IATA Code:	LYS
ICAO Code:	LFLL
Coordinates:	45°43′35″N, 5°5′26″E