The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Kunsan Air Base (KUV) in Kunsan, South Korea is 3,974 kilometers (2,469 miles / 2,146 nautical miles). The estimated flight time for this route is approximately 6h, flying east northeast at a heading of 66°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

This is an international route connecting Nepal with South Korea. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 00:29 in Kathmandu, it's 03:44 in Kunsan. 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 4,361 feet between the two airports. Kunsan Air Base sits lower than Tribhuvan International Airport.

The return flight from Kunsan (KUV) to Kathmandu (KTM) follows a heading of 269° (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 Kunsan Air Base (KUV) detail pages, or use our flight duration calculator to compare other routes.