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

Return flights

01 Dec - 09 Dec	Pegasus Airlines
01 Dec - 15 Dec	Finnair
08 Dec - 29 Dec	Singapore Airlines	direct
04 Dec - 22 Dec	Ryanair
04 Dec - 11 Dec	Ryanair
06 Dec - 11 Dec	Ryanair
01 Dec - 08 Dec	Singapore Airlines
09 Dec - 14 Dec	Etihad Airways
09 Dec - 19 Dec	Cathay Pacific
29 Dec - 12 Jan	Cathay Pacific
08 Dec - 18 Dec	IndiGo
29 Dec - 05 Jan	Cathay Pacific
27 Dec - 11 Jan	Ryanair
28 Dec - 04 Jan	Ryanair
29 Dec - 04 Jan	Cathay Pacific
27 Dec - 05 Jan	Cathay Pacific
26 Dec - 04 Jan	easyJet
30 Dec - 06 Jan	Etihad Airways
22 Dec - 05 Jan	Cathay Pacific
23 Dec - 04 Jan	Cathay Pacific

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

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 December from 564€

Return flights