How far is Rockford, IL, from Seoul?

The distance between Seoul (Seoul Gimpo International Airport) and Rockford (Chicago Rockford International Airport) is 6497 miles / 10455 kilometers / 5645 nautical miles.

Distance from Seoul to Rockford

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

Vincenty's formula (applied above)

• 6496.530 miles
• 10455.152 kilometers
• 5645.331 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

• 6481.414 miles
• 10430.825 kilometers
• 5632.195 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 Seoul to Rockford?

The estimated flight time from Seoul Gimpo International Airport to Chicago Rockford International Airport is 12 hours and 48 minutes.

What is the time difference between Seoul and Rockford?

The time difference between Seoul and Rockford is 15 hours. Rockford is 15 hours behind Seoul.

Flight carbon footprint between Seoul Gimpo International Airport (GMP) and Chicago Rockford International Airport (RFD)

On average, flying from Seoul to Rockford generates about 785 kg of CO2 per passenger, and 785 kilograms equals 1 730 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seoul to Rockford

See the map of the shortest flight path between Seoul Gimpo International Airport (GMP) and Chicago Rockford International Airport (RFD).

Airport information

Origin	Seoul Gimpo International Airport
City:	Seoul
Country:	South Korea
IATA Code:	GMP
ICAO Code:	RKSS
Coordinates:	37°33′29″N, 126°47′27″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