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Distance between Cheongju (CJJ) and Seoul (ICN)

Flight distance from Cheongju to Seoul (Cheongju International Airport – Seoul Incheon International Airport) is 78 miles / 125 kilometers / 68 nautical miles. Estimated flight time is 38 minutes.

Driving distance from Cheongju (CJJ) to Seoul (ICN) is 107 miles / 172 kilometers and travel time by car is about 2 hours 9 minutes.

Cheongju – Seoul

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78
Miles
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125
Kilometers
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68
Nautical miles

How far is Seoul from Cheongju?

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

Vincenty's formula (applied above)
  • 77.766 miles
  • 125.152 kilometers
  • 67.577 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
  • 77.729 miles
  • 125.093 kilometers
  • 67.545 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 Cheongju International Airport to Seoul Incheon International Airport is 38 minutes.

Time difference

There is no time difference between Cheongju and Seoul.

Carbon dioxide emissions

On average flying from Cheongju to Seoul generates about 36 kg of CO2 per passenger, 36 kilograms is equal to 80 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Cheongju to Seoul

Shortest flight path between Cheongju International Airport (CJJ) and Seoul Incheon International Airport (ICN).

Airport information

Origin Cheongju International Airport
City: Cheongju
Country: South Korea Flag of South Korea
IATA Code: CJJ
ICAO Code: RKTU
Coordinates: 36°42′59″N, 127°29′56″E
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