Distance From Luang Namtha Airport to Siem Reap International Airport, LXG - REP Distance

The distance from Luang Namtha Airport (LXG) to Siem Reap International Airport (REP) is 546 miles or 879 kilometers or 474 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

---

How long does it take to travel from Luang Namtha ( Laos ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Luang Namtha and Siem Reap takes around 1 hours 15 minutes.

Estimated flight time from Luang Namtha Airport, Luang Namtha, Laos to Siem Reap International Airport, Siem Reap, Cambodia is 1 hours 15 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • LXG - REP

Kilometers		879 km
Statute Miles		546 miles
Nautical Miles		474 nm
Avg. Time of Flight		1 hours 15 minutes

Luang Namtha Airport to Siem Reap International Airport Flight Route Map - LXG to REP Flight Path

Location of Luang Namtha Airport & Siem Reap International Airport is given below.
Click the map to view Luang Namtha to Siem Reap nonstop flight path and travel direction.

Click to see flight route on Google Map between Luang Namtha, Laos and Siem Reap, Cambodia. .

Nonstop flight route between Luang Namtha, Laos and Siem Reap, Cambodia.

Time Difference Between the Airports • LXG - REP

Time difference between Luang Namtha (Laos) and Siem Reap (Cambodia) is 0 Hours.

Location	Local Time
Luang Namtha (Laos)	2026-03-18, 11:38:00 +07
Siem Reap (Cambodia)	2026-03-18, 11:38:00 +07

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Luang Namtha Airport (LXG / VLLN) Luang Namtha, Laos

Destination

Siem Reap International Airport (REP / VDSR) Siem Reap, Cambodia