How far is Roi Et from Colombo?
The distance between Colombo (Ratmalana Airport) and Roi Et (Roi Et Airport) is 1739 miles / 2798 kilometers / 1511 nautical miles.
The driving distance from Colombo (RML) to Roi Et (ROI) is 3411 miles / 5489 kilometers, and travel time by car is about 72 hours 35 minutes.
Ratmalana Airport – Roi Et Airport
Search flights
Distance from Colombo to Roi Et
There are several ways to calculate the distance from Colombo to Roi Et. Here are two standard methods:
Vincenty's formula (applied above)- 1738.723 miles
- 2798.203 kilometers
- 1510.909 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- 1738.058 miles
- 2797.133 kilometers
- 1510.331 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 Colombo to Roi Et?
The estimated flight time from Ratmalana Airport to Roi Et Airport is 3 hours and 47 minutes.
What is the time difference between Colombo and Roi Et?
Flight carbon footprint between Ratmalana Airport (RML) and Roi Et Airport (ROI)
On average, flying from Colombo to Roi Et generates about 195 kg of CO2 per passenger, and 195 kilograms equals 431 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Colombo to Roi Et
See the map of the shortest flight path between Ratmalana Airport (RML) and Roi Et Airport (ROI).
Airport information
| Origin | Ratmalana Airport |
|---|---|
| City: | Colombo |
| Country: | Sri Lanka  |
| IATA Code: | RML |
| ICAO Code: | VCCC |
| Coordinates: | 6°49′19″N, 79°53′10″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 |