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How far is Ulaanbaatar from Seoul?

The distance between Seoul (Seoul Gimpo International Airport) and Ulaanbaatar (Chinggis Khaan International Airport) is 1228 miles / 1976 kilometers / 1067 nautical miles.

The driving distance from Seoul (GMP) to Ulaanbaatar (UBN) is 1539 miles / 2477 kilometers, and travel time by car is about 30 hours 50 minutes.

Seoul Gimpo International Airport – Chinggis Khaan International Airport

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1228
Miles
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1976
Kilometers
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1067
Nautical miles

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Distance from Seoul to Ulaanbaatar

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

Vincenty's formula (applied above)
  • 1227.878 miles
  • 1976.079 kilometers
  • 1066.997 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
  • 1226.069 miles
  • 1973.166 kilometers
  • 1065.425 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 Seoul to Ulaanbaatar?

The estimated flight time from Seoul Gimpo International Airport to Chinggis Khaan International Airport is 2 hours and 49 minutes.

Flight carbon footprint between Seoul Gimpo International Airport (GMP) and Chinggis Khaan International Airport (UBN)

On average, flying from Seoul to Ulaanbaatar generates about 163 kg of CO2 per passenger, and 163 kilograms equals 358 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Seoul to Ulaanbaatar

See the map of the shortest flight path between Seoul Gimpo International Airport (GMP) and Chinggis Khaan International Airport (UBN).

Airport information

Origin Seoul Gimpo International Airport
City: Seoul
Country: South Korea Flag of South Korea
IATA Code: GMP
ICAO Code: RKSS
Coordinates: 37°33′29″N, 126°47′27″E
Destination Chinggis Khaan International Airport
City: Ulaanbaatar
Country: Mongolia Flag of Mongolia
IATA Code: UBN
ICAO Code: ZMCK
Coordinates: 47°38′48″N, 106°49′11″E