Air Miles Calculator

Distance between Chicago, IL (ORD) and Seoul (ICN)

Distance from Chicago to Seoul (O'Hare International Airport – Incheon International Airport) is 6552 miles / 10545 kilometers / 5694 nautical miles.

How far is Seoul from Chicago?

There are several ways to calculate distances between Chicago and Seoul. Here are two common methods:

Vincenty's formula (applied above)
  • 6552.201 miles
  • 10544.746 kilometers
  • 5693.707 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 6537.053 miles
  • 10520.366 kilometers
  • 5680.543 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).

Flight duration

Estimated flight time from O'Hare International Airport (ORD) to Incheon International Airport (ICN) is 12 hours 54 minutes.

Time difference and current local times

The time difference between Chicago and Seoul is 15 hours. Seoul is 15 hours ahead of Chicago.

Time Difference

Chicago
Seoul

Chicago, IL

 CST

Seoul

 KST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 801 kg (1 767 pounds).

Airport information


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

B Incheon International Airport
City: Seoul
Country: South Korea Flag of South Korea
IATA Code: ICN
ICAO Code: RKSI
Coordinates: 37°27′36″N, 126°26′26″E

Map

Chicago to Seoul flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Seoul (ICN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
6552
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
6552

Round trip?