AirHint found the following cheapest return flights from Brussels (BRU) to Bangkok (BKK) in May 2026 (see full year).

Return flights

14 May - 29 May	Qatar Airways
13 May - 29 May	Qatar Airways
11 May - 29 Jun	Qatar Airways
29 May - 06 Jun	Qatar Airways
10 May - 30 May	Finnair
14 May - 30 May	Finnair
04 May - 28 May	Finnair
01 May - 16 May	Finnair
30 May - 07 Jun	Qatar Airways
14 May - 29 May	Thai Airways	direct
14 May - 30 May	Thai Airways	direct
04 May - 28 May	Thai Airways	direct
13 May - 29 May	Thai Airways	direct
11 May - 29 Jun	Thai Airways	direct
29 May - 06 Jun	Thai Airways	direct
30 May - 07 Jun	Thai Airways	direct

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

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 Brussels to Bangkok in May from 548€

Return flights