How far is Roi Et from Houston, TX?

The distance between Houston (Houston George Bush Intercontinental Airport) and Roi Et (Roi Et Airport) is 9016 miles / 14510 kilometers / 7835 nautical miles.

Distance from Houston to Roi Et

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

Vincenty's formula (applied above)

• 9016.253 miles
• 14510.253 kilometers
• 7834.910 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

• 9006.584 miles
• 14494.691 kilometers
• 7826.507 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 Houston to Roi Et?

The estimated flight time from Houston George Bush Intercontinental Airport to Roi Et Airport is 17 hours and 34 minutes.

What is the time difference between Houston and Roi Et?

The time difference between Houston and Roi Et is 13 hours. Roi Et is 13 hours ahead of Houston.

Flight carbon footprint between Houston George Bush Intercontinental Airport (IAH) and Roi Et Airport (ROI)

On average, flying from Houston to Roi Et generates about 1 150 kg of CO2 per passenger, and 1 150 kilograms equals 2 535 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Houston to Roi Et

See the map of the shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Roi Et Airport (ROI).

Airport information

Origin	Houston George Bush Intercontinental Airport
City:	Houston, TX
Country:	United States
IATA Code:	IAH
ICAO Code:	KIAH
Coordinates:	29°59′3″N, 95°20′29″W

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