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

Return flights

27 Sep - 02 Oct	Thai AirAsia
05 Sep - 19 Sep	Thai AirAsia X
02 Sep - 05 Sep	Thai Lion Air
09 Sep - 23 Sep	Thai AirAsia
08 Sep - 23 Sep	Thai AirAsia X
24 Sep - 26 Sep	Thai AirAsia X
02 Sep - 16 Sep	Thai AirAsia
27 Sep - 06 Oct	Nok Air
01 Sep - 24 Sep	Thai AirAsia X
02 Sep - 14 Oct	Thai AirAsia
26 Sep - 06 Oct	Nok Air
27 Sep - 05 Oct	Nok Air
02 Sep - 15 Sep	Thai AirAsia
08 Sep - 15 Sep	Thai Lion Air
04 Sep - 05 Oct	Thai AirAsia
24 Sep - 29 Oct	Thai AirAsia
08 Sep - 22 Sep	Thai Lion Air
22 Sep - 27 Oct	Thai Lion Air
16 Sep - 12 Oct	Thai Lion Air
11 Sep - 07 Oct	Thai Lion Air

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

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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Cheapest return flights from Bangkok to Amsterdam in September from 513€

Return flights