How far is Rockford, IL, from Athens?

The distance between Athens (Athens International Airport) and Rockford (Chicago Rockford International Airport) is 5498 miles / 8849 kilometers / 4778 nautical miles.

Distance from Athens to Rockford

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

Vincenty's formula (applied above)

• 5498.239 miles
• 8848.558 kilometers
• 4777.839 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

• 5484.901 miles
• 8827.093 kilometers
• 4766.249 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 Athens to Rockford?

The estimated flight time from Athens International Airport to Chicago Rockford International Airport is 10 hours and 54 minutes.

What is the time difference between Athens and Rockford?

The time difference between Athens and Rockford is 8 hours. Rockford is 8 hours behind Athens.

Flight carbon footprint between Athens International Airport (ATH) and Chicago Rockford International Airport (RFD)

On average, flying from Athens to Rockford generates about 649 kg of CO2 per passenger, and 649 kilograms equals 1 432 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Athens to Rockford

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

Airport information

Origin	Athens International Airport
City:	Athens
Country:	Greece
IATA Code:	ATH
ICAO Code:	LGAV
Coordinates:	37°56′11″N, 23°56′40″E

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