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

Return flights

07 Dec - 13 Dec	Air Arabia Maroc
07 Dec - 10 Dec	Air Arabia Maroc
05 Dec - 25 Dec	Lufthansa
05 Dec - 08 Dec	Lufthansa
06 Dec - 11 Dec	Lufthansa
29 Dec - 13 Jan	TAP
05 Dec - 15 Dec	Lufthansa
06 Dec - 15 Dec	Lufthansa
02 Dec - 08 Dec	Lufthansa
02 Dec - 11 Dec	Lufthansa
07 Dec - 14 Dec	Air Arabia Maroc
28 Dec - 09 Jan	Air Arabia Maroc
26 Dec - 03 Jan	Air Arabia Maroc
31 Dec - 14 Jan	Royal Air Maroc
26 Dec - 08 Jan	Royal Air Maroc
25 Dec - 01 Jan	Pegasus Airlines
27 Dec - 01 Jan	Pegasus Airlines
22 Dec - 01 Jan	Pegasus Airlines
26 Dec - 01 Jan	Pegasus Airlines
15 Dec - 03 Jan	Pegasus Airlines

Also check the deals for one-way flights from Casablanca to Istanbul 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 Istanbul in December from $239

Return flights