# How far is Roi Et from Nakhon Si Thammarat?

The distance between Nakhon Si Thammarat (Nakhon Si Thammarat Airport) and Roi Et (Roi Et Airport) is 582 miles / 936 kilometers / 505 nautical miles.

The driving distance from Nakhon Si Thammarat (NST) to Roi Et (ROI) is 808 miles / 1300 kilometers, and travel time by car is about 15 hours 38 minutes.

582
Miles
936
Kilometers
505
Nautical miles
1 h 36 min
110 kg

## Distance from Nakhon Si Thammarat to Roi Et

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

Vincenty's formula (applied above)
• 581.515 miles
• 935.857 kilometers
• 505.323 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
• 583.768 miles
• 939.484 kilometers
• 507.281 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 Nakhon Si Thammarat to Roi Et?

The estimated flight time from Nakhon Si Thammarat Airport to Roi Et Airport is 1 hour and 36 minutes.

## Flight carbon footprint between Nakhon Si Thammarat Airport (NST) and Roi Et Airport (ROI)

On average, flying from Nakhon Si Thammarat to Roi Et generates about 110 kg of CO2 per passenger, and 110 kilograms equals 243 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

## Map of flight path and driving directions from Nakhon Si Thammarat to Roi Et

See the map of the shortest flight path between Nakhon Si Thammarat Airport (NST) and Roi Et Airport (ROI).

## Airport information

Origin Nakhon Si Thammarat Airport
City: Nakhon Si Thammarat
Country: Thailand
IATA Code: NST
ICAO Code: VTSF
Coordinates: 8°32′22″N, 99°56′40″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