Cheapest one-way flights from Kathmandu to Bangkok in September from $146

Best time to book flights for Kathmandu (KTM) to Bangkok (DMK) flights at AirHint

AirHint found the following cheapest one-way flights from Kathmandu (KTM) to Bangkok (DMK) in September 2025 (see full year).

One-Way flights

14 Sep Thai AirAsia direct
19 Sep Thai AirAsia direct
26 Sep Thai AirAsia direct
16 Sep Thai Lion Air direct
02 Sep Thai Lion Air direct

Also check the deals for return flights from Kathmandu to Bangkok in September.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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