The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Narita International Airport (NRT) in Tokyo, Japan is 5,214 kilometers (3,240 miles / 2,815 nautical miles). The estimated flight time for this route is approximately 7h, flying east northeast at a heading of 66°.

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 Nepal with Japan. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 12:48 in Kathmandu, it's 16:03 in Tokyo. The 3.25-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 4,249 feet between the two airports. Narita International Airport sits lower than Tribhuvan International Airport.

The return flight from Tokyo (NRT) to Kathmandu (KTM) follows a heading of 276° (west). 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 Narita International Airport (NRT) detail pages, or use our flight duration calculator to compare other routes.