Flights from Bangkok to Kathmandu
DMK to KTM. All flight routes from Don Mueang International Airport, Thailand to Tribhuvan International, Nepal. These flights are non-stop and operated by Thai Lion Air. The flight time is 3 hours and 45 minutes.
Other flight options
Check out these routes. They have daily flights from Don Mueang International Airport and connections to Kathmandu:
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Unpublished Flight Rates From Bangkok to Kathmandu
From Thailand to Kathmandu
Below is a list of other cities in Thailand with flights to Kathmandu with either non-stop or connecting flights.