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

Return flights

13 Dec - 11 Jan	Scandinavian Airlines
14 Dec - 11 Jan	Scandinavian Airlines
14 Dec - 10 Jan	Scandinavian Airlines
16 Dec - 10 Jan	TAP
16 Dec - 09 Jan	TAP
15 Dec - 10 Jan	TAP
14 Dec - 12 Jan	TAP
15 Dec - 08 Jan	TAP
09 Dec - 31 Dec	TAP
16 Dec - 08 Jan	TAP
24 Dec - 10 Jan	TAP
10 Dec - 31 Dec	Scandinavian Airlines
04 Dec - 09 Dec	TAP
03 Dec - 07 Dec	TAP
04 Dec - 07 Dec	TAP
24 Dec - 31 Dec	TAP
05 Dec - 07 Dec	Air Canada
15 Dec - 31 Dec	TAP
03 Dec - 09 Dec	TAP
06 Dec - 10 Dec	TAP

Also check the deals for one-way flights from Madrid to Newark 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 Newark in December from 350€

Return flights