The flight distance from Angkor International Airport (REP) in Siem Reap, Cambodia to Zurich Airport (ZRH) in Zurich, Switzerland is 9,302 kilometers (5,780 miles / 5,022 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 317°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting Cambodia with Switzerland. It is an intercontinental flight between Asia and Europe. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 10:21 in Siem Reap, it's 05:21 in Zurich. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 1,356 feet between the two airports. Zurich Airport sits higher than Angkor International Airport.

The return flight from Zurich (ZRH) to Siem Reap (REP) follows a heading of 77° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Angkor International Airport (REP) and Zurich Airport (ZRH) detail pages, or use our flight duration calculator to compare other routes.