The flight distance from Cluj-Napoca International Airport (CLJ) in Cluj-Napoca, Romania to Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia is 15,437 kilometers (9,592 miles / 8,335 nautical miles). The estimated flight time for this route is approximately 19h, flying east at a heading of 91°.

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 Romania with Australia. It is an intercontinental flight between Europe and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 04:00 in Cluj-Napoca, it's 11:00 in Sydney. With a 7-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,015 feet between the two airports. Sydney Kingsford Smith International Airport sits lower than Cluj-Napoca International Airport.

The return flight from Sydney (SYD) to Cluj-Napoca (CLJ) follows a heading of 304° (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 Cluj-Napoca International Airport (CLJ) and Sydney Kingsford Smith International Airport (SYD) detail pages, or use our flight duration calculator to compare other routes.