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

Return flights

01 Apr - 20 Apr	IndiGo
03 Apr - 18 Apr	IndiGo
01 Apr - 08 Apr	IndiGo
08 Apr - 15 Apr	IndiGo
01 Apr - 01 May	IndiGo
03 Apr - 13 Apr	IndiGo
14 Apr - 24 Apr	IndiGo
08 Apr - 14 Apr	IndiGo
14 Apr - 26 Apr	IndiGo
10 Apr - 16 Apr	IndiGo
05 Apr - 14 Apr	Cathay Pacific
12 Apr - 01 May	Thai Lion Air
26 Apr - 10 May	IndiGo
20 Apr - 12 May	Austrian Airlines
08 Apr - 03 May	Thai Lion Air
18 Apr - 23 May	Batik Air Malaysia
07 Apr - 01 May	Emirates
10 Apr - 10 May	IndiGo
01 Apr - 01 May	Thai Airways	direct
15 Apr - 05 May	Emirates

Also check the deals for one-way flights from Bangkok to Brussels 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 Bangkok to Brussels in April from $674

Return flights