How far is Hong Kong from Roi Et?
The distance between Roi Et (Roi Et Airport) and Hong Kong (Hong Kong International Airport) is 787 miles / 1267 kilometers / 684 nautical miles.
The driving distance from Roi Et (ROI) to Hong Kong (HKG) is 1141 miles / 1836 kilometers, and travel time by car is about 22 hours 38 minutes.
Roi Et Airport – Hong Kong International Airport
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Distance from Roi Et to Hong Kong
There are several ways to calculate the distance from Roi Et to Hong Kong. Here are two standard methods:
Vincenty's formula (applied above)- 787.257 miles
- 1266.967 kilometers
- 684.108 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- 787.475 miles
- 1267.318 kilometers
- 684.297 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 Hong Kong?
The estimated flight time from Roi Et Airport to Hong Kong International Airport is 1 hour and 59 minutes.
What is the time difference between Roi Et and Hong Kong?
The time difference between Roi Et and Hong Kong is 1 hour. Hong Kong is 1 hour ahead of Roi Et.
Flight carbon footprint between Roi Et Airport (ROI) and Hong Kong International Airport (HKG)
On average, flying from Roi Et to Hong Kong generates about 134 kg of CO2 per passenger, and 134 kilograms equals 295 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 Hong Kong
See the map of the shortest flight path between Roi Et Airport (ROI) and Hong Kong International Airport (HKG).
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 | Hong Kong International Airport |
|---|---|
| City: | Hong Kong |
| Country: | Hong Kong  |
| IATA Code: | HKG |
| ICAO Code: | VHHH |
| Coordinates: | 22°18′32″N, 113°54′54″E |