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

Return flights

07 Dec - 14 Dec	easyJet
04 Dec - 08 Dec	easyJet
11 Dec - 14 Dec	easyJet
08 Dec - 12 Dec	easyJet
10 Dec - 15 Dec	easyJet
12 Dec - 16 Dec	easyJet
23 Dec - 30 Dec	easyJet
04 Dec - 11 Dec	KLM
01 Dec - 05 Dec	KLM
06 Dec - 10 Dec	KLM
29 Dec - 03 Jan	British Airways
28 Dec - 04 Jan	British Airways
27 Dec - 03 Jan	British Airways

Also check the deals for one-way flights from Belfast 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 Belfast to New York in December from $465

Return flights