The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to RNZAF Base Ohakea (OHA) in RNZAF Base Ohakea, New Zealand is 11,952 kilometers (7,426 miles / 6,453 nautical miles). The estimated flight time for this route is approximately 15h, flying southeast at a heading of 127°.

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

Time zone information: When it's 03:54 in Kathmandu, it's 10:09 in RNZAF Base Ohakea. With a 6.25-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 4,226 feet between the two airports. RNZAF Base Ohakea sits lower than Tribhuvan International Airport.

The return flight from RNZAF Base Ohakea (OHA) to Kathmandu (KTM) follows a heading of 292° (west 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 Tribhuvan International Airport (KTM) and RNZAF Base Ohakea (OHA) detail pages, or use our flight duration calculator to compare other routes.