AirHint found the following cheapest return flights from Marseille (MRS) to Seoul (ICN) in April 2026 (see full year).

Return flights

13 Apr - 28 Apr	Lufthansa
29 Apr - 20 May	Lufthansa
09 Apr - 23 Apr	Lufthansa
06 Apr - 17 Apr	Lufthansa
30 Apr - 21 May	Lufthansa
13 Apr - 26 Apr	Lufthansa
17 Apr - 26 Apr	Lufthansa
21 Apr - 26 Apr	Vueling Airlines
06 Apr - 19 Apr	Lufthansa
11 Apr - 22 Apr	Lufthansa
01 Apr - 11 Apr	Lufthansa
04 Apr - 18 Apr	Lufthansa

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

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 April from $646

Return flights