The flight distance from Sydney Kingsford Smith International Airport (SYD) in Sydney, Australia to Trieste / Ronchi Dei Legionari (TRS) in Trieste, Italy is 16,224 kilometers (10,081 miles / 8,760 nautical miles). The estimated flight time for this route is approximately 20h, flying west northwest at a heading of 303°.

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

Time zone information: When it's 07:03 in Sydney, it's 21:03 in Trieste. 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.

The return flight from Trieste (TRS) to Sydney (SYD) follows a heading of 85° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Sydney Kingsford Smith International Airport (SYD) and Trieste / Ronchi Dei Legionari (TRS) detail pages, or use our flight duration calculator to compare other routes.