How far is Roi Et from Hailar?

The distance between Hailar (Hulunbuir Hailar Airport) and Roi Et (Roi Et Airport) is 2453 miles / 3948 kilometers / 2132 nautical miles.

The driving distance from Hailar (HLD) to Roi Et (ROI) is 3143 miles / 5058 kilometers, and travel time by car is about 60 hours 31 minutes.

Distance from Hailar to Roi Et

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

Vincenty's formula (applied above)

• 2453.217 miles
• 3948.070 kilometers
• 2131.787 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

• 2457.950 miles
• 3955.687 kilometers
• 2135.900 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 Hailar to Roi Et?

The estimated flight time from Hulunbuir Hailar Airport to Roi Et Airport is 5 hours and 8 minutes.

What is the time difference between Hailar and Roi Et?

The time difference between Hailar and Roi Et is 1 hour. Roi Et is 1 hour behind Hailar.

Flight carbon footprint between Hulunbuir Hailar Airport (HLD) and Roi Et Airport (ROI)

On average, flying from Hailar to Roi Et generates about 270 kg of CO2 per passenger, and 270 kilograms equals 595 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

See the map of the shortest flight path between Hulunbuir Hailar Airport (HLD) and Roi Et Airport (ROI).

Airport information

Origin	Hulunbuir Hailar Airport
City:	Hailar
Country:	China
IATA Code:	HLD
ICAO Code:	ZBLA
Coordinates:	49°12′18″N, 119°49′29″E

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