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How far is Ulaanbaatar from Jeju?

The distance between Jeju (Jeju International Airport) and Ulaanbaatar (Buyant-Ukhaa International Airport) is 1425 miles / 2293 kilometers / 1238 nautical miles.

The driving distance from Jeju (CJU) to Ulaanbaatar (ULN) is 1878 miles / 3022 kilometers, and travel time by car is about 37 hours 38 minutes.

Jeju International Airport – Buyant-Ukhaa International Airport

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1425
Miles
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2293
Kilometers
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1238
Nautical miles

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Distance from Jeju to Ulaanbaatar

There are several ways to calculate the distance from Jeju to Ulaanbaatar. Here are two standard methods:

Vincenty's formula (applied above)
  • 1424.504 miles
  • 2292.516 kilometers
  • 1237.860 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
  • 1423.547 miles
  • 2290.977 kilometers
  • 1237.029 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 Jeju to Ulaanbaatar?

The estimated flight time from Jeju International Airport to Buyant-Ukhaa International Airport is 3 hours and 11 minutes.

Flight carbon footprint between Jeju International Airport (CJU) and Buyant-Ukhaa International Airport (ULN)

On average, flying from Jeju to Ulaanbaatar generates about 175 kg of CO2 per passenger, and 175 kilograms equals 385 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Jeju to Ulaanbaatar

See the map of the shortest flight path between Jeju International Airport (CJU) and Buyant-Ukhaa International Airport (ULN).

Airport information

Origin Jeju International Airport
City: Jeju
Country: South Korea Flag of South Korea
IATA Code: CJU
ICAO Code: RKPC
Coordinates: 33°30′40″N, 126°29′34″E
Destination Buyant-Ukhaa International Airport
City: Ulaanbaatar
Country: Mongolia Flag of Mongolia
IATA Code: ULN
ICAO Code: ZMUB
Coordinates: 47°50′35″N, 106°46′1″E