The flight distance from Great Barrier Aerodrome (GBZ) in Claris, New Zealand to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 11,790 kilometers (7,326 miles / 6,366 nautical miles). The estimated flight time for this route is approximately 15h, flying west northwest at a heading of 293°.

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

Time zone information: When it's 10:19 in Claris, it's 03:04 in Kathmandu. With a 7.25-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 4,370 feet between the two airports. Tribhuvan International Airport sits higher than Great Barrier Aerodrome.

The return flight from Kathmandu (KTM) to Claris (GBZ) follows a heading of 123° (east southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Great Barrier Aerodrome (GBZ) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.