Air Miles Calculator

Distance between Chicago, IL (ORD) and Cheongju (CJJ)

Distance from Chicago to Cheongju (O'Hare International Airport – Cheongju International Airport) is 6574 miles / 10579 kilometers / 5712 nautical miles.

How far is Cheongju from Chicago?

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

Vincenty's formula (applied above)
  • 6573.674 miles
  • 10579.303 kilometers
  • 5712.367 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
  • 6558.642 miles
  • 10555.111 kilometers
  • 5699.304 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 Cheongju International Airport (CJJ) is 12 hours 56 minutes.

Time difference and current local times

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

Time Difference

Chicago
Cheongju

Chicago, IL

 CST

Cheongju

 KST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 804 kg (1 773 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 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

Map

Chicago to Cheongju flight map.

Frequent Flyer Miles Calculator

Chicago (ORD) → Cheongju (CJJ).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
6574
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
6574

Round trip?