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

Return flights

19 Sep - 23 Sep	Air Arabia Maroc
22 Sep - 29 Sep	Iberia
22 Sep - 01 Oct	Iberia
22 Sep - 27 Sep	Iberia
23 Sep - 25 Sep	Air Arabia Maroc
23 Sep - 30 Sep	Air Arabia Maroc
24 Sep - 30 Sep	Iberia
24 Sep - 01 Oct	Iberia
25 Sep - 29 Sep	TAP	direct
25 Sep - 09 Oct	TAP	direct
23 Sep - 27 Sep	Air Arabia Maroc
20 Sep - 24 Sep	Air Arabia Maroc
18 Sep - 22 Sep	TAP	direct
26 Sep - 03 Oct	TAP	direct
27 Sep - 05 Oct	Air Arabia Maroc
29 Sep - 04 Oct	TAP	direct
29 Sep - 01 Oct	TAP	direct

Also check the deals for one-way flights from Casablanca to Lisbon 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 Lisbon in September from $179

Return flights