The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Uttaradit Airport (UTR) in Uttaradit, Thailand is 1,880 kilometers (1,168 miles / 1,015 nautical miles). The estimated flight time for this route is approximately 3h, flying east southeast at a heading of 123°.

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 23:31 in Kathmandu, it's 00:46 in Uttaradit.

There is a significant elevation difference of 4,128 feet between the two airports. Uttaradit Airport sits lower than Tribhuvan International Airport.

The return flight from Uttaradit (UTR) to Kathmandu (KTM) follows a heading of 309° (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 Uttaradit Airport (UTR) detail pages, or use our flight duration calculator to compare other routes.