AirHint found the following cheapest return flights from Brussels (BRU) to Singapore (SIN) in August 2025 (see full year).

Return flights

28 Aug - 11 Sep	Finnair
29 Aug - 20 Sep	IndiGo
26 Aug - 20 Sep	IndiGo
27 Aug - 09 Sep	Finnair
25 Aug - 19 Sep	Finnair
28 Aug - 12 Sep	Finnair
28 Aug - 08 Sep	Finnair
21 Aug - 15 Sep	Finnair
23 Aug - 08 Sep	Finnair
28 Aug - 07 Sep	Finnair
22 Aug - 25 Aug	IndiGo
20 Aug - 27 Aug	IndiGo
21 Aug - 27 Aug	IndiGo
17 Aug - 21 Aug	IndiGo
13 Aug - 24 Aug	IndiGo
18 Aug - 25 Aug	IndiGo
18 Aug - 31 Aug	Turkish Airlines
19 Aug - 31 Aug	Qatar Airways
28 Aug - 31 Aug	Turkish Airlines
04 Aug - 25 Aug	IndiGo

Also check the deals for one-way flights from Brussels to Singapore in August.

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 Singapore in August from 540€

Return flights