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How far is Rayong from Ulaanbaatar?

The distance between Ulaanbaatar (Buyant-Ukhaa International Airport) and Rayong (U-Tapao International Airport) is 2445 miles / 3935 kilometers / 2125 nautical miles.

The driving distance from Ulaanbaatar (ULN) to Rayong (UTP) is 3141 miles / 5055 kilometers, and travel time by car is about 62 hours 37 minutes.

Buyant-Ukhaa International Airport – U-Tapao International Airport

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2445
Miles
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3935
Kilometers
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2125
Nautical miles

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Distance from Ulaanbaatar to Rayong

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

Vincenty's formula (applied above)
  • 2445.333 miles
  • 3935.383 kilometers
  • 2124.937 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
  • 2452.195 miles
  • 3946.426 kilometers
  • 2130.900 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 Ulaanbaatar to Rayong?

The estimated flight time from Buyant-Ukhaa International Airport to U-Tapao International Airport is 5 hours and 7 minutes.

Flight carbon footprint between Buyant-Ukhaa International Airport (ULN) and U-Tapao International Airport (UTP)

On average, flying from Ulaanbaatar to Rayong generates about 269 kg of CO2 per passenger, and 269 kilograms equals 593 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Ulaanbaatar to Rayong

See the map of the shortest flight path between Buyant-Ukhaa International Airport (ULN) and U-Tapao International Airport (UTP).

Airport information

Origin 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
Destination U-Tapao International Airport
City: Rayong
Country: Thailand Flag of Thailand
IATA Code: UTP
ICAO Code: VTBU
Coordinates: 12°40′47″N, 101°0′17″E