How far is Yeosu from Rockford, IL?

The distance between Rockford (Chicago Rockford International Airport) and Yeosu (Yeosu Airport) is 6644 miles / 10693 kilometers / 5774 nautical miles.

Distance from Rockford to Yeosu

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

Vincenty's formula (applied above)

• 6644.405 miles
• 10693.133 kilometers
• 5773.830 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

• 6629.634 miles
• 10669.362 kilometers
• 5760.995 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 Yeosu?

The estimated flight time from Chicago Rockford International Airport to Yeosu Airport is 13 hours and 4 minutes.

What is the time difference between Rockford and Yeosu?

The time difference between Rockford and Yeosu is 15 hours. Yeosu is 15 hours ahead of Rockford.

Flight carbon footprint between Chicago Rockford International Airport (RFD) and Yeosu Airport (RSU)

On average, flying from Rockford to Yeosu generates about 805 kg of CO2 per passenger, and 805 kilograms equals 1 775 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Rockford to Yeosu

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

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	Yeosu Airport
City:	Yeosu
Country:	South Korea
IATA Code:	RSU
ICAO Code:	RKJY
Coordinates:	34°50′32″N, 127°37′1″E