How far is Beihai from Roi Et?

The distance between Roi Et (Roi Et Airport) and Beihai (Beihai Fucheng Airport) is 519 miles / 836 kilometers / 451 nautical miles.

The driving distance from Roi Et (ROI) to Beihai (BHY) is 803 miles / 1292 kilometers, and travel time by car is about 16 hours 31 minutes.

Distance from Roi Et to Beihai

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

Vincenty's formula (applied above)

• 519.285 miles
• 835.708 kilometers
• 451.246 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

• 520.139 miles
• 837.083 kilometers
• 451.989 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 Beihai?

The estimated flight time from Roi Et Airport to Beihai Fucheng Airport is 1 hour and 28 minutes.

What is the time difference between Roi Et and Beihai?

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

Flight carbon footprint between Roi Et Airport (ROI) and Beihai Fucheng Airport (BHY)

On average, flying from Roi Et to Beihai generates about 101 kg of CO2 per passenger, and 101 kilograms equals 224 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 Beihai

See the map of the shortest flight path between Roi Et Airport (ROI) and Beihai Fucheng Airport (BHY).

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	Beihai Fucheng Airport
City:	Beihai
Country:	China
IATA Code:	BHY
ICAO Code:	ZGBH
Coordinates:	21°32′21″N, 109°17′38″E