How far is Dong Hoi from Roi Et?
The distance between Roi Et (Roi Et Airport) and Dong Hoi (Dong Hoi Airport) is 210 miles / 338 kilometers / 182 nautical miles.
The driving distance from Roi Et (ROI) to Dong Hoi (VDH) is 345 miles / 555 kilometers, and travel time by car is about 8 hours 8 minutes.
Roi Et Airport – Dong Hoi Airport
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Distance from Roi Et to Dong Hoi
There are several ways to calculate the distance from Roi Et to Dong Hoi. Here are two standard methods:
Vincenty's formula (applied above)- 209.858 miles
- 337.734 kilometers
- 182.362 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- 209.837 miles
- 337.700 kilometers
- 182.344 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 Dong Hoi?
The estimated flight time from Roi Et Airport to Dong Hoi Airport is 53 minutes.
What is the time difference between Roi Et and Dong Hoi?
Flight carbon footprint between Roi Et Airport (ROI) and Dong Hoi Airport (VDH)
On average, flying from Roi Et to Dong Hoi generates about 56 kg of CO2 per passenger, and 56 kilograms equals 123 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 Dong Hoi
See the map of the shortest flight path between Roi Et Airport (ROI) and Dong Hoi Airport (VDH).
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 | Dong Hoi Airport |
|---|---|
| City: | Dong Hoi |
| Country: | Vietnam  |
| IATA Code: | VDH |
| ICAO Code: | VVDH |
| Coordinates: | 17°30′54″N, 106°35′26″E |