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

Return flights

12 May - 22 May	Qatar Airways
19 May - 27 May	Qatar Airways
13 May - 25 May	Qatar Airways
14 May - 25 May	Qatar Airways
21 May - 04 Jun	Qatar Airways
05 May - 19 May	Finnair
19 May - 24 May	Qatar Airways
18 May - 01 Jun	Qatar Airways
01 May - 10 May	Finnair
04 May - 24 May	Finnair
01 May - 24 May	Finnair
02 May - 23 May	Finnair
05 May - 02 Jun	Finnair
10 May - 02 Jun	Finnair
05 May - 02 Jun	Thai Airways	direct
21 May - 04 Jun	Thai Airways	direct
18 May - 01 Jun	Thai Airways	direct
10 May - 02 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.

Book a cheap hotel in Bangkok

Cheap car rent in Bangkok

Cheapest return flights from Brussels to Bangkok in May from $636

Return flights