AirHint found the following cheapest return flights from Marseille (MRS) to Seoul (ICN) in August 2025 (see full year).

Return flights

29 Aug - 11 Sep	China Eastern
25 Aug - 08 Sep	Ryanair
28 Aug - 18 Sep	Ryanair
29 Aug - 20 Sep	Ryanair
18 Aug - 28 Aug	Ryanair
20 Aug - 27 Aug	Vueling Airlines
23 Aug - 26 Aug	Vueling Airlines
11 Aug - 17 Aug	Turkish Airlines
05 Aug - 11 Aug	Ryanair
04 Aug - 18 Aug	Ryanair
05 Aug - 09 Aug	Ryanair
10 Aug - 17 Aug	Ryanair
11 Aug - 25 Aug	Turkish Airlines
19 Aug - 20 Aug	Vueling Airlines

Also check the deals for one-way flights from Marseille to Seoul in August.

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 Marseille to Seoul in August from 677€

Return flights