The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Ranong Airport (UNN) in Ranong Airport, Thailand is 2,427 kilometers (1,508 miles / 1,310 nautical miles). The estimated flight time for this route is approximately 4h, flying southeast at a heading of 143°.

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 05:06 in Kathmandu, it's 06:21 in Ranong Airport.

There is a significant elevation difference of 4,333 feet between the two airports. Ranong Airport sits lower than Tribhuvan International Airport.

The return flight from Ranong Airport (UNN) 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 Ranong Airport (UNN) detail pages, or use our flight duration calculator to compare other routes.