The flight distance from Ouesso Airport (OUE) in Ouesso Airport, Congo to Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia is 14,136 kilometers (8,783 miles / 7,633 nautical miles). The estimated flight time for this route is approximately 18h, flying southeast at a heading of 133°.

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

Time zone information: When it's 02:25 in Ouesso Airport, it's 12:25 in Sydney. With a 10-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 1,137 feet between the two airports. Sydney Kingsford Smith International Airport sits lower than Ouesso Airport.

The return flight from Sydney (SYD) to Ouesso Airport (OUE) follows a heading of 242° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Ouesso Airport (OUE) and Sydney Kingsford Smith International Airport (SYD) detail pages, or use our flight duration calculator to compare other routes.