How far is Vientiane from Siem Reap?
The distance between Siem Reap (Siem Reap–Angkor International Airport) and Vientiane (Wattay International Airport) is 336 miles / 541 kilometers / 292 nautical miles.
The driving distance from Siem Reap (SAI) to Vientiane (VTE) is 528 miles / 849 kilometers, and travel time by car is about 10 hours 39 minutes.
Siem Reap–Angkor International Airport – Wattay International Airport
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Distance from Siem Reap to Vientiane
There are several ways to calculate the distance from Siem Reap to Vientiane. Here are two standard methods:
Vincenty's formula (applied above)- 336.292 miles
- 541.210 kilometers
- 292.230 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- 337.705 miles
- 543.483 kilometers
- 293.458 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 Siem Reap to Vientiane?
The estimated flight time from Siem Reap–Angkor International Airport to Wattay International Airport is 1 hour and 8 minutes.
What is the time difference between Siem Reap and Vientiane?
There is no time difference between Siem Reap and Vientiane.
Flight carbon footprint between Siem Reap–Angkor International Airport (SAI) and Wattay International Airport (VTE)
On average, flying from Siem Reap to Vientiane generates about 75 kg of CO2 per passenger, and 75 kilograms equals 164 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Siem Reap to Vientiane
See the map of the shortest flight path between Siem Reap–Angkor International Airport (SAI) and Wattay International Airport (VTE).
Airport information
| Origin | Siem Reap–Angkor International Airport |
|---|---|
| City: | Siem Reap |
| Country: | Cambodia  |
| IATA Code: | SAI |
| ICAO Code: | VDSA |
| Coordinates: | 13°22′9″N, 104°13′23″E |
| Destination | Wattay International Airport |
|---|---|
| City: | Vientiane |
| Country: | Laos  |
| IATA Code: | VTE |
| ICAO Code: | VLVT |
| Coordinates: | 17°59′17″N, 102°33′46″E |