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Airport Comparison
Chiang Mai (CNX) to Kathmandu (KTM) Flight Distance
The flight distance from Chiang Mai International Airport (CNX) in Chiang Mai, Thailand to Tribhuvan International Airport (KTM) in Kathmandu, Nepal is 1,706 kilometers (1,060 miles / 921 nautical miles). The estimated flight time for this route is approximately 3h, flying northwest at a heading of 308°.
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 13:05 in Chiang Mai, it's 11:50 in Kathmandu.
There is a significant elevation difference of 3,354 feet between the two airports. Tribhuvan International Airport sits higher than Chiang Mai International Airport.
The return flight from Kathmandu (KTM) to Chiang Mai (CNX) follows a heading of 123° (east 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 Chiang Mai International Airport (CNX) and Tribhuvan International Airport (KTM) detail pages, or use our flight duration calculator to compare other routes.
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