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

Return flights

09 Mar - 16 Mar	Cathay Pacific
09 Mar - 19 Mar	Cathay Pacific
10 Mar - 31 Mar	Finnair
20 Mar - 28 Mar	Finnair
18 Mar - 08 Apr	Finnair
17 Mar - 07 Apr	Finnair
24 Mar - 22 Apr	Finnair
25 Mar - 22 Apr	Finnair
21 Mar - 11 Apr	Finnair
13 Mar - 31 Mar	Finnair
14 Mar - 31 Mar	Finnair
12 Mar - 31 Mar	Finnair
16 Mar - 04 Apr	Finnair
21 Mar - 18 Apr	Finnair
20 Mar - 17 Apr	Finnair
05 Mar - 14 Mar	Finnair
05 Mar - 14 Mar	Thai Airways	direct
13 Mar - 31 Mar	Thai Airways	direct
18 Mar - 08 Apr	Thai Airways	direct
17 Mar - 07 Apr	Thai Airways	direct

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

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 March from 563€

Return flights