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

Return flights

13 Dec - 18 Dec	Brussels Airlines	direct
04 Dec - 07 Dec	Brussels Airlines	direct
24 Dec - 28 Dec	Brussels Airlines	direct
27 Dec - 30 Dec	Brussels Airlines	direct
20 Dec - 03 Jan	Brussels Airlines	direct
13 Dec - 13 Dec	KLM
13 Dec - 13 Dec	Brussels Airlines	direct

Also check the deals for one-way flights from Berlin to Brussels 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 Berlin to Brussels in December from $126

Return flights