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

Return flights

31 Dec - 08 Jan	SWISS
30 Dec - 08 Jan	ITA Airways
25 Dec - 18 Jan	Air Europa
25 Dec - 24 Jan	ITA Airways
31 Dec - 06 Jan	Aer Lingus
25 Dec - 08 Jan	ITA Airways
29 Dec - 31 Jan	SWISS
26 Dec - 16 Jan	TAP
25 Dec - 28 Dec	ITA Airways
25 Dec - 29 Dec	ITA Airways
27 Dec - 05 Jan	Norse Atlantic Airways
31 Dec - 07 Jan	Scandinavian Airlines
25 Dec - 26 Dec	TAP
25 Dec - 31 Dec	Air Europa
24 Dec - 31 Dec	ITA Airways
21 Dec - 24 Dec	Norse Atlantic Airways (UK)
23 Dec - 28 Dec	Air Europa
20 Dec - 31 Dec	Neos Air
23 Dec - 30 Dec	Scandinavian Airlines
22 Dec - 28 Dec	Norse Atlantic Airways (UK)

Also check the deals for one-way flights from New York 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 New York to Brussels in December from $579

Return flights