The flight distance from Adelaide International Airport (ADL) in Adelaide, Australia to Senador Petronio Portela Airport (THE) in Teresina, Brazil is 15,564 kilometers (9,671 miles / 8,404 nautical miles). The estimated flight time for this route is approximately 19h, flying south at a heading of 178°.

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

Time zone information: When it's 04:59 in Adelaide, it's 15:29 in Teresina. With a 13.5-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 Teresina (THE) to Adelaide (ADL) follows a heading of 182° (south). 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 Senador Petronio Portela Airport (THE) detail pages, or use our flight duration calculator to compare other routes.