The flight distance from Adelaide International Airport (ADL) in Adelaide, Australia to St Johns Industrial Air Park (SJN) in St Johns, United States is 13,939 kilometers (8,661 miles / 7,526 nautical miles). The estimated flight time for this route is approximately 17h, flying east northeast at a heading of 69°.

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 16:09 in Adelaide, it's 23:39 in St Johns. With a 16.5-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 5,717 feet between the two airports. St Johns Industrial Air Park sits higher than Adelaide International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from St Johns (SJN) to Adelaide (ADL) follows a heading of 249° (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 Adelaide International Airport (ADL) and St Johns Industrial Air Park (SJN) detail pages, or use our flight duration calculator to compare other routes.