Distance From C-620 Heliport to Siem Reap International Airport

The distance from C-620 Heliport () to Siem Reap International Airport (REP) is 2146 miles or 3454 kilometers or 1864 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 Gyeryong ( South Korea ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Gyeryong and Siem Reap takes around 4 hours 56 minutes.

Estimated flight time from C-620 Heliport, Gyeryong, South Korea to Siem Reap International Airport, Siem Reap, Cambodia is 4 hours 56 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		3454 km
Statute Miles		2146 miles
Nautical Miles		1864 nm
Avg. Time of Flight		4 hours 56 minutes

C-620 Heliport to Siem Reap International Airport Flight Route Map - to REP Flight Path

Location of C-620 Heliport & Siem Reap International Airport is given below.
Click the map to view Gyeryong to Siem Reap nonstop flight path and travel direction.

Click to see flight route on Google Map between Gyeryong, South Korea and Siem Reap, Cambodia. .

Nonstop flight route between Gyeryong, South Korea and Siem Reap, Cambodia.

Time Difference Between the Airports • - REP

Time difference between Gyeryong (South Korea) and Siem Reap (Cambodia) is 2 Hours.
Siem Reap time is 2 Hours behind Gyeryong.

Location	Local Time
Gyeryong (South Korea)	2025-12-15, 20:57:53 KST
Siem Reap (Cambodia)	2025-12-15, 18:57:53 +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

C-620 Heliport ( / ) Gyeryong, South Korea

Destination

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