The flight distance from Enua Airport (AIU) in Atiu Island, CK to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 13,569 kilometers (8,431 miles / 7,327 nautical miles). The estimated flight time for this route is approximately 17h, flying west northwest at a heading of 291°.

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 CK 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 06:53 in Atiu Island, it's 22:38 in Kathmandu. With a 15.75-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 4,354 feet between the two airports. Tribhuvan International Airport sits higher than Enua Airport.

The return flight from Kathmandu (KTM) to Atiu Island (AIU) follows a heading of 97° (east). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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