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How far is Lukla from Siem Reap?

The distance between Siem Reap (Siem Reap–Angkor International Airport) and Lukla (Tenzing–Hillary Airport) is 1498 miles / 2411 kilometers / 1302 nautical miles.

The driving distance from Siem Reap (SAI) to Lukla (LUA) is 2250 miles / 3621 kilometers, and travel time by car is about 46 hours 3 minutes.

Siem Reap–Angkor International Airport – Tenzing–Hillary Airport

Distance arrow
1498
Miles
Distance arrow
2411
Kilometers
Distance arrow
1302
Nautical miles
Flight time duration
3 h 20 min
Time Difference
1 h 15 min
CO2 emission
179 kg

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Distance from Siem Reap to Lukla

There are several ways to calculate the distance from Siem Reap to Lukla. Here are two standard methods:

Vincenty's formula (applied above)
  • 1498.211 miles
  • 2411.137 kilometers
  • 1301.910 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
  • 1499.716 miles
  • 2413.559 kilometers
  • 1303.217 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 Lukla?

The estimated flight time from Siem Reap–Angkor International Airport to Tenzing–Hillary Airport is 3 hours and 20 minutes.

Flight carbon footprint between Siem Reap–Angkor International Airport (SAI) and Tenzing–Hillary Airport (LUA)

On average, flying from Siem Reap to Lukla generates about 179 kg of CO2 per passenger, and 179 kilograms equals 395 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 Lukla

See the map of the shortest flight path between Siem Reap–Angkor International Airport (SAI) and Tenzing–Hillary Airport (LUA).

Airport information

Origin Siem Reap–Angkor International Airport
City: Siem Reap
Country: Cambodia Flag of Cambodia
IATA Code: SAI
ICAO Code: VDSA
Coordinates: 13°22′9″N, 104°13′23″E
Destination Tenzing–Hillary Airport
City: Lukla
Country: Nepal Flag of Nepal
IATA Code: LUA
ICAO Code: VNLK
Coordinates: 27°41′12″N, 86°43′46″E