How far is Cheongju from Okayama?

The distance between Okayama (Okayama Airport) and Cheongju (Cheongju International Airport) is 382 miles / 615 kilometers / 332 nautical miles.

The driving distance from Okayama (OKJ) to Cheongju (CJJ) is 577 miles / 929 kilometers, and travel time by car is about 14 hours 26 minutes.

Distance from Okayama to Cheongju

There are several ways to calculate the distance from Okayama to Cheongju. Here are two standard methods:

Vincenty's formula (applied above)

• 381.868 miles
• 614.557 kilometers
• 331.834 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

• 381.218 miles
• 613.511 kilometers
• 331.269 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 Okayama to Cheongju?

The estimated flight time from Okayama Airport to Cheongju International Airport is 1 hour and 13 minutes.

What is the time difference between Okayama and Cheongju?

There is no time difference between Okayama and Cheongju.

Flight carbon footprint between Okayama Airport (OKJ) and Cheongju International Airport (CJJ)

On average, flying from Okayama to Cheongju generates about 81 kg of CO2 per passenger, and 81 kilograms equals 179 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Okayama to Cheongju

See the map of the shortest flight path between Okayama Airport (OKJ) and Cheongju International Airport (CJJ).

Airport information

Origin	Okayama Airport
City:	Okayama
Country:	Japan
IATA Code:	OKJ
ICAO Code:	RJOB
Coordinates:	34°45′24″N, 133°51′17″E

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