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

Return flights

08 Sep - 22 Sep	TAP
03 Sep - 09 Sep	Air Arabia Maroc
13 Sep - 21 Sep	TAP
23 Sep - 29 Oct	Qatar Airways
13 Sep - 20 Sep	Air France
09 Sep - 23 Sep	Royal Air Maroc
10 Sep - 30 Sep	Air Arabia Maroc
03 Sep - 12 Sep	Air Arabia Maroc
07 Sep - 19 Sep	Iberia
04 Sep - 11 Sep	Iberia
22 Sep - 22 Oct	Qatar Airways
08 Sep - 18 Sep	Iberia
25 Sep - 09 Oct	Etihad Airways
28 Sep - 05 Oct	Qatar Airways
04 Sep - 05 Oct	Air France
04 Sep - 04 Oct	Air France

Also check the deals for one-way flights from Casablanca to Seoul 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 Seoul in September from 846€

Return flights