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

Return flights

05 Dec - 21 Dec	Thai Airways
10 Dec - 09 Jan	Etihad Airways
12 Dec - 02 Jan	Juneyao Airlines
15 Dec - 27 Dec	Turkish Airlines
18 Dec - 08 Jan	SKY express
22 Dec - 14 Jan	Cathay Pacific
27 Dec - 17 Jan	Turkish Airlines
17 Dec - 15 Jan	Turkish Airlines
10 Dec - 02 Jan	Emirates
23 Dec - 03 Jan	Turkish Airlines
21 Dec - 03 Jan	Turkish Airlines

Also check the deals for one-way flights from Brussels to Jakarta 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 Jakarta in December from 703€

Return flights