The flight distance from Chumphon Airport (CJM) in Chumphon Airport, Thailand to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 2,389 kilometers (1,484 miles / 1,290 nautical miles). The estimated flight time for this route is approximately 4h, flying northwest at a heading of 324°.

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 11:45 in Chumphon Airport, it's 10:30 in Kathmandu.

There is a significant elevation difference of 4,372 feet between the two airports. Tribhuvan International Airport sits higher than Chumphon Airport.

The return flight from Kathmandu (KTM) to Chumphon Airport (CJM) follows a heading of 140° (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 Chumphon Airport (CJM) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.