Air Miles Calculator

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

Flight distance from Seoul to Chicago (Seoul Incheon International Airport – Chicago O'Hare International Airport) is 6552 miles / 10545 kilometers / 5694 nautical miles. Estimated flight time is 12 hours 54 minutes.

Map of flight path from Seoul to Chicago.

Shortest flight path between Seoul Incheon International Airport (ICN) and Chicago O'Hare International Airport (ORD).

How far is Chicago from Seoul?

There are several ways to calculate distances between Seoul and Chicago. 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).

Airport information


A Seoul 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

B Chicago 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

Time difference and current local times

The time difference between Seoul and Chicago is 14 hours. Chicago is 14 hours behind Seoul.

Time Difference

Seoul

 KST

Chicago, IL

 CDT

Carbon dioxide emissions

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

Frequent Flyer Miles Calculator

Seoul (ICN) → Chicago (ORD).

Distance:
6552
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
6552

Round trip?