The flight distance from Afonso Pena Airport (CWB) in Curitiba, Brazil to Ust-Kut Airport (UKX) in Ust-Kut, Russia is 15,997 kilometers (9,940 miles / 8,638 nautical miles). The estimated flight time for this route is approximately 20h, flying north northeast at a heading of 23°.

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

Time zone information: When it's 01:36 in Curitiba, it's 12:36 in Ust-Kut. With a 11-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 Ust-Kut (UKX) to Curitiba (CWB) follows a heading of 320° (northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Afonso Pena Airport (CWB) and Ust-Kut Airport (UKX) detail pages, or use our flight duration calculator to compare other routes.