AirHint found the following cheapest return flights from Casablanca (CMN) to Sao Paulo (GRU) in September 2026 (see full year).

Return flights

08 Sep - 28 Oct	Air France
22 Sep - 29 Sep	Air France
07 Sep - 18 Sep	Air France
06 Sep - 17 Sep	Air France
01 Sep - 15 Sep	Air France
29 Sep - 06 Oct	Iberia
01 Sep - 10 Sep	Iberia
22 Sep - 29 Sep	Royal Air Maroc	direct
29 Sep - 06 Oct	Royal Air Maroc	direct
01 Sep - 15 Sep	Royal Air Maroc	direct
07 Sep - 18 Sep	Royal Air Maroc	direct
08 Sep - 28 Oct	Royal Air Maroc	direct

Also check the deals for one-way flights from Casablanca to Sao Paulo 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 Sao Paulo in September from 753€

Return flights