How far is Chicago, IL, from Seoul?

The distance between Seoul (Seoul Gimpo International Airport) and Chicago (Chicago O'Hare International Airport) is 6538 miles / 10522 kilometers / 5681 nautical miles.

Distance from Seoul to Chicago

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

Vincenty's formula (applied above)

• 6537.942 miles
• 10521.798 kilometers
• 5681.317 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

• 6522.795 miles
• 10497.421 kilometers
• 5668.154 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 Chicago?

The estimated flight time from Seoul Gimpo International Airport to Chicago O'Hare International Airport is 12 hours and 52 minutes.

What is the time difference between Seoul and Chicago?

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

Flight carbon footprint between Seoul Gimpo International Airport (GMP) and Chicago O'Hare International Airport (ORD)

On average, flying from Seoul to Chicago generates about 790 kg of CO2 per passenger, and 790 kilograms equals 1 742 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Seoul to Chicago

See the map of the shortest flight path between Seoul Gimpo International Airport (GMP) and Chicago O'Hare International Airport (ORD).

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 O'Hare International Airport
City:	Chicago, IL
Country:	United States
IATA Code:	ORD
ICAO Code:	KORD
Coordinates:	41°58′42″N, 87°54′17″W