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

Return flights

22 Sep - 06 Oct	Turkish Airlines
19 Sep - 03 Oct	Royal Air Maroc
19 Sep - 25 Sep	Royal Air Maroc
19 Sep - 25 Sep	Royal Air Maroc	direct
22 Sep - 06 Oct	Royal Air Maroc	direct
15 Sep - 22 Sep	Turkish Airlines
08 Sep - 15 Sep	Royal Air Maroc
10 Sep - 17 Sep	Royal Air Maroc
16 Sep - 23 Sep	Air France
22 Sep - 12 Oct	Air France
08 Sep - 15 Sep	Royal Air Maroc	direct
15 Sep - 22 Sep	Royal Air Maroc	direct
07 Sep - 14 Sep	Air France

Also check the deals for one-way flights from Casablanca to Libreville 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 Libreville in September from $1262

Return flights