The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Presidente Joao Batista Figueiredo Airport (OPS) in Sinop, Brazil is 15,592 kilometers (9,689 miles / 8,419 nautical miles). The estimated flight time for this route is approximately 19h, flying west northwest at a heading of 286°.

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

Time zone information: When it's 23:15 in Kathmandu, it's 13:30 in Sinop. With a 9.75-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 3,163 feet between the two airports. Presidente Joao Batista Figueiredo Airport sits lower than Tribhuvan International Airport.

The return flight from Sinop (OPS) to Kathmandu (KTM) follows a heading of 61° (east northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Tribhuvan International Airport (KTM) and Presidente Joao Batista Figueiredo Airport (OPS) detail pages, or use our flight duration calculator to compare other routes.