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

Return flights

06 Apr - 16 Apr	Lufthansa
27 Apr - 06 May	Lufthansa
30 Apr - 07 May	Lufthansa
22 Apr - 06 May	Lufthansa
13 Apr - 22 Apr	Lufthansa
03 Apr - 22 Apr	Lufthansa
20 Apr - 01 May	Lufthansa
24 Apr - 26 May	Lufthansa
08 Apr - 21 Apr	Lufthansa
01 Apr - 14 Apr	Lufthansa
19 Apr - 30 Apr	Lufthansa
06 Apr - 19 Apr	Lufthansa
29 Apr - 09 May	Lufthansa
01 Apr - 08 Apr	Lufthansa
08 Apr - 17 Apr	Lufthansa
04 Apr - 14 Apr	Lufthansa
18 Apr - 03 May	Turkish Airlines

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 560€

Return flights