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

Return flights

16 Dec - 07 Jan	Aer Lingus
10 Dec - 14 Jan	Aer Lingus
02 Dec - 09 Dec	Aer Lingus
02 Dec - 10 Dec	Aer Lingus
13 Dec - 08 Jan	Aer Lingus
05 Dec - 10 Dec	Aer Lingus
05 Dec - 09 Dec	Aer Lingus
13 Dec - 11 Jan	Aer Lingus
04 Dec - 11 Dec	TAP
17 Dec - 13 Jan	TAP
15 Dec - 12 Jan	TAP
16 Dec - 08 Jan	TAP
04 Dec - 09 Dec	TAP
06 Dec - 09 Dec	Aer Lingus
01 Dec - 09 Dec	Scandinavian Airlines
04 Dec - 10 Dec	TAP
17 Dec - 15 Jan	TAP
06 Dec - 10 Dec	Aer Lingus
05 Dec - 06 Jan	Aer Lingus
16 Dec - 13 Jan	Finnair	direct

Also check the deals for one-way flights from Madrid 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 Madrid to New York in December from $378

Return flights