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

Return flights

13 Dec - 13 Jan	Ryanair
08 Dec - 10 Dec	Ryanair
06 Dec - 13 Dec	Ryanair
06 Dec - 13 Dec	KLM	direct
24 Dec - 28 Dec	KLM	direct
25 Dec - 01 Jan	KLM	direct
04 Dec - 02 Jan	KLM	direct
13 Dec - 13 Jan	KLM	direct
29 Dec - 02 Jan	KLM	direct
19 Dec - 26 Dec	KLM	direct
02 Dec - 05 Jan	KLM	direct
19 Dec - 04 Jan	KLM	direct
27 Dec - 30 Dec	KLM	direct
05 Dec - 09 Dec	Ryanair
26 Dec - 29 Dec	Ryanair
26 Dec - 29 Dec	KLM	direct
20 Dec - 26 Dec	Ryanair
31 Dec - 01 Jan	KLM	direct

Also check the deals for one-way flights from Brussels to Amsterdam 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 Amsterdam in December from $171

Return flights