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

Return flights

02 Dec - 21 Dec	Finnair
08 Dec - 20 Dec	Finnair
05 Dec - 24 Dec	Finnair
08 Dec - 15 Dec	Finnair
09 Dec - 29 Dec	Singapore Airlines	direct
04 Dec - 22 Dec	Singapore Airlines	direct
08 Dec - 15 Dec	Singapore Airlines	direct
02 Dec - 21 Dec	Singapore Airlines	direct
27 Dec - 04 Jan	easyJet
27 Dec - 31 Dec	easyJet
27 Dec - 03 Jan	easyJet
16 Dec - 05 Jan	Turkish Airlines
23 Dec - 28 Dec	Singapore Airlines	direct
26 Dec - 03 Jan	Turkish Airlines
21 Dec - 02 Jan	Aegean Airlines
19 Dec - 04 Jan	KLM
24 Dec - 03 Jan	Finnair
21 Dec - 04 Jan	Finnair
19 Dec - 09 Jan	Etihad Airways
20 Dec - 05 Jan	IndiGo

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.

Book a cheap hotel in Singapore

Cheap car rent in Singapore

Cheapest return flights from Brussels to Singapore in December from $720

Return flights