The flight distance from Angkor International Airport (REP) in Siem Reap, Cambodia to Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia is 7,267 kilometers (4,516 miles / 3,924 nautical miles). The estimated flight time for this route is approximately 10h, flying southeast at a heading of 138°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

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

Time zone information: When it's 16:40 in Siem Reap, it's 20:40 in Sydney. The 4-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

The return flight from Sydney (SYD) to Siem Reap (REP) follows a heading of 308° (northwest). 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 Sydney Kingsford Smith International Airport (SYD) detail pages, or use our flight duration calculator to compare other routes.