How far is Hat Yai from Roi Et?

The distance between Roi Et (Roi Et Airport) and Hat Yai (Hat Yai International Airport) is 671 miles / 1081 kilometers / 583 nautical miles.

The driving distance from Roi Et (ROI) to Hat Yai (HDY) is 912 miles / 1468 kilometers, and travel time by car is about 17 hours 37 minutes.

Distance from Roi Et to Hat Yai

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

Vincenty's formula (applied above)

• 671.470 miles
• 1080.627 kilometers
• 583.492 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

• 674.455 miles
• 1085.429 kilometers
• 586.085 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 Hat Yai?

The estimated flight time from Roi Et Airport to Hat Yai International Airport is 1 hour and 46 minutes.

What is the time difference between Roi Et and Hat Yai?

There is no time difference between Roi Et and Hat Yai.

Flight carbon footprint between Roi Et Airport (ROI) and Hat Yai International Airport (HDY)

On average, flying from Roi Et to Hat Yai generates about 121 kg of CO2 per passenger, and 121 kilograms equals 268 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 Hat Yai

See the map of the shortest flight path between Roi Et Airport (ROI) and Hat Yai International Airport (HDY).

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	Hat Yai International Airport
City:	Hat Yai
Country:	Thailand
IATA Code:	HDY
ICAO Code:	VTSS
Coordinates:	6°55′59″N, 100°23′34″E