How far is Mengnai from Roi Et?

The distance between Roi Et (Roi Et Airport) and Mengnai (Huatugou Airport) is 1712 miles / 2756 kilometers / 1488 nautical miles.

The driving distance from Roi Et (ROI) to Mengnai (HTT) is 2549 miles / 4102 kilometers, and travel time by car is about 50 hours 13 minutes.

Distance from Roi Et to Mengnai

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

Vincenty's formula (applied above)

• 1712.371 miles
• 2755.794 kilometers
• 1488.010 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

• 1716.359 miles
• 2762.212 kilometers
• 1491.475 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 Mengnai?

The estimated flight time from Roi Et Airport to Huatugou Airport is 3 hours and 44 minutes.

What is the time difference between Roi Et and Mengnai?

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

Flight carbon footprint between Roi Et Airport (ROI) and Huatugou Airport (HTT)

On average, flying from Roi Et to Mengnai generates about 194 kg of CO2 per passenger, and 194 kilograms equals 427 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 Mengnai

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

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	Huatugou Airport
City:	Mengnai
Country:	China
IATA Code:	HTT
ICAO Code:	ZLHX
Coordinates:	38°12′7″N, 90°50′29″E