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How far is Luang Prabang from Siem Reap?

The distance between Siem Reap (Siem Reap International Airport) and Luang Prabang (Luang Prabang International Airport) is 459 miles / 739 kilometers / 399 nautical miles.

The driving distance from Siem Reap (REP) to Luang Prabang (LPQ) is 674 miles / 1085 kilometers, and travel time by car is about 13 hours 49 minutes.

Siem Reap International Airport – Luang Prabang International Airport

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459
Miles
Distance arrow
739
Kilometers
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399
Nautical miles

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Distance from Siem Reap to Luang Prabang

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

Vincenty's formula (applied above)
  • 459.279 miles
  • 739.138 kilometers
  • 399.102 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
  • 461.312 miles
  • 742.410 kilometers
  • 400.869 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 Luang Prabang?

The estimated flight time from Siem Reap International Airport to Luang Prabang International Airport is 1 hour and 22 minutes.

What is the time difference between Siem Reap and Luang Prabang?

There is no time difference between Siem Reap and Luang Prabang.

Flight carbon footprint between Siem Reap International Airport (REP) and Luang Prabang International Airport (LPQ)

On average, flying from Siem Reap to Luang Prabang generates about 93 kg of CO2 per passenger, and 93 kilograms equals 204 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 Luang Prabang

See the map of the shortest flight path between Siem Reap International Airport (REP) and Luang Prabang International Airport (LPQ).

Airport information

Origin Siem Reap International Airport
City: Siem Reap
Country: Cambodia Flag of Cambodia
IATA Code: REP
ICAO Code: VDSR
Coordinates: 13°24′38″N, 103°48′46″E
Destination Luang Prabang International Airport
City: Luang Prabang
Country: Laos Flag of Laos
IATA Code: LPQ
ICAO Code: VLLB
Coordinates: 19°53′50″N, 102°9′39″E

Airlines flying from Siem Reap (REP) to Luang Prabang (LPQ)

Lao Airlines
Vietnam Airlines