Distance From Nioki Airport to Siem Reap International Airport, NIO - REP Distance

The distance from Nioki Airport (NIO) to Siem Reap International Airport (REP) is 6002 miles or 9659 kilometers or 5212 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 Nioki ( Democratic Republic of the Congo ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Nioki and Siem Reap takes around 13 hours 47 minutes.

Estimated flight time from Nioki Airport, Nioki, Democratic Republic of the Congo to Siem Reap International Airport, Siem Reap, Cambodia is 13 hours 47 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 • NIO - REP

Kilometers		9659 km
Statute Miles		6002 miles
Nautical Miles		5212 nm
Avg. Time of Flight		13 hours 47 minutes

Nioki Airport to Siem Reap International Airport Flight Route Map - NIO to REP Flight Path

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

Click to see flight route on Google Map between Nioki, Democratic Republic of the Congo and Siem Reap, Cambodia. .

Nonstop flight route between Nioki, Democratic Republic of the Congo and Siem Reap, Cambodia.

Time Difference Between the Airports • NIO - REP

Time difference between Nioki (Democratic Republic of the Congo) and Siem Reap (Cambodia) is 6 Hours.
Siem Reap time is 6 Hours ahead of Nioki.

Location	Local Time
Nioki (Democratic Republic of the Congo)	2026-05-01, 12:36:55 WAT
Siem Reap (Cambodia)	2026-05-01, 18:36:55 +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

Nioki Airport (NIO / FZBI) Nioki, Democratic Republic of the Congo

Destination

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