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

Return flights

05 Dec - 09 Dec	KLM
13 Dec - 10 Jan	KLM
11 Dec - 15 Dec	Ryanair
11 Dec - 14 Dec	Ryanair
20 Dec - 05 Jan	British Airways
23 Dec - 01 Jan	British Airways
21 Dec - 04 Jan	Aer Lingus
17 Dec - 24 Dec	Aer Lingus
30 Dec - 03 Jan	Ryanair
20 Dec - 27 Dec	Ryanair
27 Dec - 03 Jan	British Airways

Also check the deals for one-way flights from Cork 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 Cork to New York in December from $487

Return flights