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

Return flights

06 Dec - 13 Dec	Finnair
03 Dec - 07 Dec	Finnair
06 Dec - 11 Dec	Finnair
05 Dec - 11 Dec	Finnair
31 Dec - 07 Jan	Finnair
31 Dec - 14 Jan	Finnair
26 Dec - 09 Jan	Finnair
01 Dec - 08 Dec	Ryanair
03 Dec - 10 Dec	United
09 Dec - 14 Dec	Finnair
06 Dec - 16 Dec	Finnair
11 Dec - 14 Dec	Finnair
09 Dec - 15 Dec	Finnair
28 Dec - 09 Jan	United
30 Dec - 13 Jan	British Airways
29 Dec - 09 Jan	British Airways
29 Dec - 15 Jan	British Airways
30 Dec - 15 Jan	United
28 Dec - 15 Jan	United	direct
30 Dec - 08 Jan	British Airways

Also check the deals for one-way flights from Brussels to New York 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 New York in December from $453

Return flights