AirHint found the following cheapest return flights from Bangkok (BKK) to Brussels (BRU) in October 2025 (see full year).

Return flights

29 Oct - 16 Nov	Hainan Airlines
01 Oct - 07 Oct	Thai AirAsia
01 Oct - 03 Nov	Qatar Airways
13 Oct - 16 Nov	Hainan Airlines
16 Oct - 19 Oct	Hainan Airlines
18 Oct - 25 Oct	Hainan Airlines
01 Oct - 30 Oct	Thai Lion Air
05 Oct - 17 Oct	Hainan Airlines
03 Oct - 15 Nov	Qatar Airways
19 Oct - 29 Oct	Qatar Airways
12 Oct - 28 Oct	Qatar Airways
07 Oct - 14 Oct	Emirates
01 Oct - 06 Oct	Qatar Airways
09 Oct - 23 Oct	Emirates
02 Oct - 01 Nov	IndiGo
03 Oct - 15 Nov	Thai Airways	direct
01 Oct - 03 Nov	Thai Airways	direct

Also check the deals for one-way flights from Bangkok to Brussels in October.

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 Brussels in October from 550€

Return flights