The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Surat Thani Airport (URT) in Surat Thani, Thailand is 2,520 kilometers (1,566 miles / 1,361 nautical miles). The estimated flight time for this route is approximately 4h, flying southeast at a heading of 142°.

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 Thailand. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 20:42 in Kathmandu, it's 21:57 in Surat Thani.

There is a significant elevation difference of 4,370 feet between the two airports. Surat Thani Airport sits lower than Tribhuvan International Airport.

The return flight from Surat Thani (URT) to Kathmandu (KTM) follows a heading of 327° (north 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 Surat Thani Airport (URT) detail pages, or use our flight duration calculator to compare other routes.