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

Return flights

06 Dec - 13 Dec	Iberia
06 Dec - 13 Dec	Royal Air Maroc	direct
06 Dec - 08 Dec	Royal Air Maroc	direct
26 Dec - 30 Dec	Royal Air Maroc	direct
05 Dec - 07 Dec	Royal Air Maroc	direct
05 Dec - 08 Dec	Royal Air Maroc	direct
18 Dec - 03 Jan	Royal Air Maroc	direct
16 Dec - 22 Dec	Air Arabia Maroc
16 Dec - 22 Dec	Royal Air Maroc	direct
20 Dec - 22 Dec	KLM

Also check the deals for one-way flights from Casablanca to Nantes 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 Casablanca to Nantes in December from $200

Return flights