The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Santa Rosa Copan Airport (SDH) in Santa Rosa de Copan, Honduras is 15,246 kilometers (9,473 miles / 8,232 nautical miles). The estimated flight time for this route is approximately 19h, flying north at a heading of 352°.

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

Time zone information: When it's 23:38 in Kathmandu, it's 11:53 in Santa Rosa de Copan. With a 11.75-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 1,572 feet between the two airports. Santa Rosa Copan Airport sits lower than Tribhuvan International Airport.

The return flight from Santa Rosa de Copan (SDH) to Kathmandu (KTM) follows a heading of 8° (north). 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 Santa Rosa Copan Airport (SDH) detail pages, or use our flight duration calculator to compare other routes.