Distance From Wien Heliport to Siem Reap International Airport

The distance from Wien Heliport () to Siem Reap International Airport (REP) is 5415 miles or 8714 kilometers or 4702 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 Vienna ( Austria ) to Siem Reap ( Cambodia )?

A one-way nonstop (direct) flight between Vienna and Siem Reap takes around 12 hours 26 minutes.

Estimated flight time from Wien Heliport, Vienna, Austria to Siem Reap International Airport, Siem Reap, Cambodia is 12 hours 26 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		8714 km
Statute Miles		5415 miles
Nautical Miles		4702 nm
Avg. Time of Flight		12 hours 26 minutes

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

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

Click to see flight route on Google Map between Vienna, Austria and Siem Reap, Cambodia. .

Nonstop flight route between Vienna, Austria and Siem Reap, Cambodia.

Time Difference Between the Airports • - REP

Time difference between Vienna (Austria) and Siem Reap (Cambodia) is 5 Hours.
Siem Reap time is 5 Hours ahead of Vienna.

Location	Local Time
Vienna (Austria)	2026-09-15, 00:17:14 CEST
Siem Reap (Cambodia)	2026-09-15, 05:17:14 +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

Wien Heliport ( / ) Vienna, Austria

Destination

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