How far is Bulgan from Roi Et?

The distance between Roi Et (Roi Et Airport) and Bulgan (Bulgan Airport) is 2256 miles / 3631 kilometers / 1961 nautical miles.

The driving distance from Roi Et (ROI) to Bulgan (UGA) is 3047 miles / 4903 kilometers, and travel time by car is about 62 hours 16 minutes.

Distance from Roi Et to Bulgan

There are several ways to calculate the distance from Roi Et to Bulgan. Here are two standard methods:

Vincenty's formula (applied above)

• 2256.221 miles
• 3631.036 kilometers
• 1960.602 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

• 2262.057 miles
• 3640.427 kilometers
• 1965.674 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 Roi Et to Bulgan?

The estimated flight time from Roi Et Airport to Bulgan Airport is 4 hours and 46 minutes.

What is the time difference between Roi Et and Bulgan?

The time difference between Roi Et and Bulgan is 1 hour. Bulgan is 1 hour ahead of Roi Et.

Flight carbon footprint between Roi Et Airport (ROI) and Bulgan Airport (UGA)

On average, flying from Roi Et to Bulgan generates about 247 kg of CO2 per passenger, and 247 kilograms equals 544 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Roi Et to Bulgan

See the map of the shortest flight path between Roi Et Airport (ROI) and Bulgan Airport (UGA).

Airport information

Origin	Roi Et Airport
City:	Roi Et
Country:	Thailand
IATA Code:	ROI
ICAO Code:	VTUV
Coordinates:	16°7′0″N, 103°46′26″E

Destination	Bulgan Airport
City:	Bulgan
Country:	Mongolia
IATA Code:	UGA
ICAO Code:	ZMBN
Coordinates:	48°51′17″N, 103°28′33″E