The flight distance from Buka Airport (BUA) in Buka Island, Papua New Guinea to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 8,282 kilometers (5,146 miles / 4,472 nautical miles). The estimated flight time for this route is approximately 11h, flying west northwest at a heading of 301°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting Papua New Guinea 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 02:23 in Buka Island, it's 22:08 in Kathmandu. The 4.25-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 4,379 feet between the two airports. Tribhuvan International Airport sits higher than Buka Airport.

The return flight from Kathmandu (KTM) to Buka Island (BUA) follows a heading of 105° (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 Buka Airport (BUA) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.