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How far is Seoul from Champaign, IL?

The distance between Champaign (University of Illinois Willard Airport) and Seoul (Seoul Incheon International Airport) is 6663 miles / 10723 kilometers / 5790 nautical miles.

University of Illinois Willard Airport – Seoul Incheon International Airport

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6663
Miles
Distance arrow
10723
Kilometers
Distance arrow
5790
Nautical miles

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Distance from Champaign to Seoul

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

Vincenty's formula (applied above)
  • 6662.807 miles
  • 10722.748 kilometers
  • 5789.821 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
  • 6647.785 miles
  • 10698.574 kilometers
  • 5776.768 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 Champaign to Seoul?

The estimated flight time from University of Illinois Willard Airport to Seoul Incheon International Airport is 13 hours and 6 minutes.

Flight carbon footprint between University of Illinois Willard Airport (CMI) and Seoul Incheon International Airport (ICN)

On average, flying from Champaign to Seoul generates about 808 kg of CO2 per passenger, and 808 kilograms equals 1 781 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Champaign to Seoul

See the map of the shortest flight path between University of Illinois Willard Airport (CMI) and Seoul Incheon International Airport (ICN).

Airport information

Origin University of Illinois Willard Airport
City: Champaign, IL
Country: United States Flag of United States
IATA Code: CMI
ICAO Code: KCMI
Coordinates: 40°2′21″N, 88°16′41″W
Destination 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