The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to New Amsterdam Airport (QSX) in New Amsterdam, Guyana is 14,522 kilometers (9,024 miles / 7,841 nautical miles). The estimated flight time for this route is approximately 18h, flying northwest at a heading of 308°.

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 Guyana. 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 17:39 in Kathmandu, it's 07:54 in New Amsterdam. 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 4,387 feet between the two airports. New Amsterdam Airport sits lower than Tribhuvan International Airport.

The return flight from New Amsterdam (QSX) to Kathmandu (KTM) follows a heading of 45° (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 New Amsterdam Airport (QSX) detail pages, or use our flight duration calculator to compare other routes.