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

Return flights

19 May - 17 Jun	Lufthansa
05 May - 19 May	Lufthansa
03 May - 14 May	Lufthansa
03 May - 20 May	Lufthansa
25 May - 15 Jun	Lufthansa
03 May - 21 May	Lufthansa
21 May - 28 May	Lufthansa
21 May - 15 Jun	Lufthansa
06 May - 21 May	Lufthansa
11 May - 24 May	Lufthansa
01 May - 30 Jun	Lufthansa
06 May - 17 May	Lufthansa
23 May - 07 Jun	Lufthansa

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

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 May from 538€

Return flights