The flight distance from Tribhuvan International Airport (KTM) in Kathmandu, Nepal to Sakon Nakhon Airport (SNO) in Sakon Nakhon Airport, Thailand is 2,249 kilometers (1,398 miles / 1,215 nautical miles). The estimated flight time for this route is approximately 4h, flying east southeast at a heading of 117°.

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 21:02 in Kathmandu, it's 22:17 in Sakon Nakhon Airport.

There is a significant elevation difference of 3,861 feet between the two airports. Sakon Nakhon Airport sits lower than Tribhuvan International Airport.

The return flight from Sakon Nakhon Airport (SNO) to Kathmandu (KTM) follows a heading of 305° (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 Sakon Nakhon Airport (SNO) detail pages, or use our flight duration calculator to compare other routes.