AirHint found the following cheapest return flights from Casablanca (CMN) to Istanbul (IST) in April 2026 (see full year).

Return flights

23 Apr - 07 May	Lufthansa
15 Apr - 20 Apr	Lufthansa
13 Apr - 22 Apr	Lufthansa
13 Apr - 19 Apr	Lufthansa
14 Apr - 19 Apr	Lufthansa
18 Apr - 02 May	Air France
06 Apr - 15 Apr	Lufthansa
16 Apr - 23 Apr	Lufthansa
14 Apr - 21 Apr	Lufthansa
15 Apr - 24 Apr	Lufthansa
10 Apr - 17 Apr	Lufthansa
09 Apr - 16 Apr	Lufthansa
19 Apr - 04 May	Saudia
25 Apr - 03 May	Turkish Airlines	direct
23 Apr - 07 May	Turkish Airlines	direct
18 Apr - 02 May	Royal Air Maroc	direct
19 Apr - 04 May	Royal Air Maroc	direct

Also check the deals for one-way flights from Casablanca to Istanbul in April.

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 April from $366

Return flights