AirHint found the following cheapest return flights from Casablanca (CMN) to Athens (ATH) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep	Air Arabia Maroc
16 Sep - 26 Sep	Air Arabia Maroc
25 Sep - 28 Sep	Air Arabia Maroc
13 Sep - 05 Oct	TAP
18 Sep - 28 Sep	Air Arabia Maroc
08 Sep - 14 Sep	TAP
01 Sep - 14 Sep	TAP
21 Sep - 28 Sep	Air Arabia Maroc
03 Sep - 10 Sep	Air Arabia Maroc
04 Sep - 14 Sep	Air Arabia Maroc
13 Sep - 18 Sep	Transavia France

Also check the deals for one-way flights from Casablanca to Athens in September.

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 Athens in September from $236

Return flights