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

Return flights

01 Dec - 08 Dec	Norse Atlantic Airways
08 Dec - 14 Dec	TAP
07 Dec - 14 Dec	TAP
05 Dec - 07 Dec	Scandinavian Airlines
11 Dec - 25 Dec	TAP
31 Dec - 11 Jan	Scandinavian Airlines
05 Dec - 19 Dec	TAP
13 Dec - 26 Dec	TAP
16 Dec - 28 Dec	TAP
15 Dec - 28 Dec	TAP
05 Dec - 19 Dec	United	direct
25 Dec - 03 Jan	TAP
25 Dec - 01 Jan	Icelandair

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 $404

Return flights