Distance From National Guard Residential Helipad to Siem Reap International Airport

The distance from National Guard Residential Helipad () to Siem Reap International Airport (REP) is 3791 miles or 6101 kilometers or 3292 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 Riyadh ( Saudi Arabia ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Riyadh and Siem Reap takes around 8 hours 42 minutes.

Estimated flight time from National Guard Residential Helipad, Riyadh, Saudi Arabia to Siem Reap International Airport, Siem Reap, Cambodia is 8 hours 42 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		6101 km
Statute Miles		3791 miles
Nautical Miles		3292 nm
Avg. Time of Flight		8 hours 42 minutes

National Guard Residential Helipad to Siem Reap International Airport Flight Route Map - to REP Flight Path

Location of National Guard Residential Helipad & Siem Reap International Airport is given below.
Click the map to view Riyadh to Siem Reap nonstop flight path and travel direction.

Click to see flight route on Google Map between Riyadh, Saudi Arabia and Siem Reap, Cambodia. .

Nonstop flight route between Riyadh, Saudi Arabia and Siem Reap, Cambodia.

Time Difference Between the Airports • - REP

Time difference between Riyadh (Saudi Arabia) and Siem Reap (Cambodia) is 4 Hours.
Siem Reap time is 4 Hours ahead of Riyadh.

Location	Local Time
Riyadh (Saudi Arabia)	2026-03-22, 18:46:50 +03
Siem Reap (Cambodia)	2026-03-22, 22:46:50 +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

National Guard Residential Helipad ( / ) Riyadh, Saudi Arabia

Destination

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