The distance from Perin Heliport () to Siem Reap International Airport (REP) is 8687 miles or 13981 kilometers or 7544 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.
13981 kilometers is the direct flight distance between Perin Heliport (United States) and Siem Reap International Airport (Cambodia).
How long does it take to travel from Pen Argyl ( United States ) to Siem Reap ( Cambodia )?
A one-way nonstop (direct) flight between Pen Argyl and Siem Reap takes around 19 hours 58 minutes.
Estimated
flight time from Perin Heliport, Pen Argyl, United States to Siem Reap International Airport, Siem Reap, Cambodia is
19 hours 58 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 • - REP
| Kilometers | | 13981 km |
| Statute Miles | | 8687 miles |
| Nautical Miles | | 7544 nm |
| Avg. Time of Flight | | 19 hours 58 minutes |
Perin Heliport to Siem Reap International Airport Flight Route Map - to REP Flight Path
Location of Perin Heliport & Siem Reap International Airport is given below.
Click the map to view Pen Argyl to Siem Reap nonstop flight path and travel direction.
Click to see flight route on Google Map between Pen Argyl, United States and Siem Reap, Cambodia. .
Nonstop flight route between Pen Argyl, United States and Siem Reap, Cambodia.
Time Difference Between the Airports • - REP
Time difference between
Pen Argyl (United States) and
Siem Reap (Cambodia) is 11 Hours.
Siem Reap time is 11 Hours ahead of Pen Argyl.
| Location | Local Time |
| Pen Argyl (United States) | 2026-05-07, 08:28:35 EDT |
| Siem Reap (Cambodia) | 2026-05-07, 19:28:35 +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.