Cheapest return flights from Bangkok to Kathmandu in September from 204€

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

Return flights

03 Sep - 06 Sep Thai AirAsia direct
03 Sep - 11 Sep Thai AirAsia direct
03 Sep - 10 Sep Thai AirAsia direct
03 Sep - 04 Sep Thai AirAsia direct
13 Sep - 16 Sep Thai Lion Air direct
25 Sep - 02 Oct Thai Lion Air direct
04 Sep - 25 Sep Thai Lion Air direct
04 Sep - 13 Sep Thai AirAsia direct
09 Sep - 13 Sep Thai AirAsia direct
18 Sep - 23 Sep Thai Lion Air direct
23 Sep - 28 Sep Thai Lion Air direct
28 Sep - 11 Oct Thai Lion Air direct
23 Sep - 09 Oct Thai Lion Air direct
21 Sep - 10 Oct Thai Lion Air direct
28 Sep - 05 Oct Thai Lion Air direct
03 Sep - 01 Oct Thai AirAsia direct
30 Sep - 06 Oct Thai Lion Air direct
16 Sep - 02 Oct Thai AirAsia direct
16 Sep - 06 Oct Thai AirAsia direct
13 Sep - 02 Oct Thai AirAsia direct

Also check the deals for one-way flights from Bangkok to Kathmandu in September.

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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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