AirHint found the following cheapest return flights from Budapest (BUD) to Bangkok (BKK) in September 2025 (see full year).

Return flights

30 Sep - 30 Oct	Wizz Air
18 Sep - 29 Sep	Wizz Air
09 Sep - 19 Sep	Wizz Air
23 Sep - 13 Oct	Wizz Air
04 Sep - 30 Oct	Wizz Air
16 Sep - 23 Sep	Wizz Air
05 Sep - 30 Oct	Wizz Air
02 Sep - 17 Sep	Pegasus Airlines
16 Sep - 21 Oct	Wizz Air
16 Sep - 04 Oct	Wizz Air
16 Sep - 28 Sep	Wizz Air
04 Sep - 18 Sep	Wizz Air
02 Sep - 18 Sep	Wizz Air
16 Sep - 29 Sep	Wizz Air
10 Sep - 19 Sep	Wizz Air
04 Sep - 13 Sep	Wizz Air
27 Sep - 08 Oct	Wizz Air
27 Sep - 06 Oct	Wizz Air
18 Sep - 02 Oct	Wizz Air
16 Sep - 20 Oct	Wizz Air

Also check the deals for one-way flights from Budapest to Bangkok 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 Budapest to Bangkok in September from 457€

Return flights