The flight distance from Don Mueang International Airport (DMK) in Bangkok, Thailand to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 2,201 kilometers (1,368 miles / 1,188 nautical miles). The estimated flight time for this route is approximately 4h, flying northwest at a heading of 317°.

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

Time zone information: When it's 05:58 in Bangkok, it's 04:43 in Kathmandu.

There is a significant elevation difference of 4,381 feet between the two airports. Tribhuvan International Airport sits higher than Don Mueang International Airport.

The return flight from Kathmandu (KTM) to Bangkok (DMK) follows a heading of 131° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Don Mueang International Airport (DMK) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.