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

Return flights

28 Apr - 16 May	Finnair
21 Apr - 18 May	Finnair
21 Apr - 12 May	Finnair
28 Apr - 12 May	Finnair
07 Apr - 21 Apr	Ryanair
11 Apr - 25 Apr	Ryanair
11 Apr - 26 Apr	Ryanair
10 Apr - 27 Apr	Ryanair
10 Apr - 28 Apr	Ryanair
07 Apr - 22 Apr	Ryanair
10 Apr - 03 May	Ryanair
27 Apr - 29 May	Finnair
30 Apr - 14 May	Finnair
27 Apr - 16 May	Finnair
24 Apr - 17 May	Finnair
27 Apr - 04 May	Finnair
11 Apr - 29 Apr	airBaltic
14 Apr - 21 Apr	Finnair
11 Apr - 28 Apr	airBaltic
10 Apr - 25 Apr	Ryanair

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

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 April from $632

Return flights