How far is Roi Et from Delingha?

The distance between Delingha (Delingha Airport) and Roi Et (Roi Et Airport) is 1500 miles / 2415 kilometers / 1304 nautical miles.

The driving distance from Delingha (HXD) to Roi Et (ROI) is 2197 miles / 3536 kilometers, and travel time by car is about 42 hours 32 minutes.

Distance from Delingha to Roi Et

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

Vincenty's formula (applied above)

• 1500.348 miles
• 2414.577 kilometers
• 1303.767 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

• 1505.068 miles
• 2422.172 kilometers
• 1307.868 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 Delingha to Roi Et?

The estimated flight time from Delingha Airport to Roi Et Airport is 3 hours and 20 minutes.

What is the time difference between Delingha and Roi Et?

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

Flight carbon footprint between Delingha Airport (HXD) and Roi Et Airport (ROI)

On average, flying from Delingha to Roi Et generates about 180 kg of CO2 per passenger, and 180 kilograms equals 396 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

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

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

Airport information

Origin	Delingha Airport
City:	Delingha
Country:	China
IATA Code:	HXD
ICAO Code:	ZLDL
Coordinates:	37°7′31″N, 97°16′7″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