Distance From Ampara Airport to Siem Reap International Airport, ADP - REP Distance

The distance from Ampara Airport (ADP) to Siem Reap International Airport (REP) is 1565 miles or 2518 kilometers or 1359 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.

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How long does it take to travel from Ampara ( Sri Lanka ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Ampara and Siem Reap takes around 3 hours 35 minutes.

Estimated flight time from Ampara Airport, Ampara, Sri Lanka to Siem Reap International Airport, Siem Reap, Cambodia is 3 hours 35 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 • ADP - REP

Kilometers		2518 km
Statute Miles		1565 miles
Nautical Miles		1359 nm
Avg. Time of Flight		3 hours 35 minutes

Ampara Airport to Siem Reap International Airport Flight Route Map - ADP to REP Flight Path

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

Click to see flight route on Google Map between Ampara, Sri Lanka and Siem Reap, Cambodia. .

Nonstop flight route between Ampara, Sri Lanka and Siem Reap, Cambodia.

Time Difference Between the Airports • ADP - REP

Time difference between Ampara (Sri Lanka) and Siem Reap (Cambodia) is 1 Hours 30 Minutes.
Siem Reap time is 1 Hours 30 Minutes ahead of Ampara.

Location	Local Time
Ampara (Sri Lanka)	2026-10-30, 08:47:34 +0530
Siem Reap (Cambodia)	2026-10-30, 10:17:34 +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

Ampara Airport (ADP / VCCG) Ampara, Sri Lanka

Destination

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