AirHint found the following cheapest return flights from New York (NYC) to Casablanca (CMN) in December 2025 (see full year).

Return flights

31 Dec - 14 Jan	KLM
31 Dec - 16 Jan	Delta
30 Dec - 30 Jan	Iberia
30 Dec - 23 Jan	TAP
30 Dec - 13 Jan	Iberia
14 Dec - 21 Dec	Lufthansa
31 Dec - 08 Jan	KLM
30 Dec - 30 Jan	Royal Air Maroc	direct
25 Dec - 29 Jan	Delta
24 Dec - 13 Jan	KLM
15 Dec - 15 Jan	Finnair
14 Dec - 20 Dec	Lufthansa
15 Dec - 25 Dec	Finnair
15 Dec - 22 Dec	Finnair
17 Dec - 24 Dec	Lufthansa
15 Dec - 25 Dec	Royal Air Maroc	direct
17 Dec - 23 Dec	Royal Air Maroc	direct
14 Dec - 27 Dec	Lufthansa
14 Dec - 20 Dec	Royal Air Maroc	direct
14 Dec - 27 Dec	Royal Air Maroc	direct

Also check the deals for one-way flights from New York to Casablanca 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 New York to Casablanca in December from $418

Return flights