The flight distance from Adelaide International Airport (ADL) in Adelaide, Australia to Sidney Municipal Airport (SXY) in Sidney, United States is 16,977 kilometers (10,549 miles / 9,167 nautical miles). The estimated flight time for this route is approximately 21h, flying east northeast at a heading of 64°.

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 United States. It is an intercontinental flight between Oceania and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 17:13 in Adelaide, it's 01:43 in Sidney. With a 15.5-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 1,007 feet between the two airports. Sidney Municipal Airport sits higher than Adelaide International Airport.

The return flight from Sidney (SXY) to Adelaide (ADL) follows a heading of 274° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Adelaide International Airport (ADL) and Sidney Municipal Airport (SXY) detail pages, or use our flight duration calculator to compare other routes.