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

Return flights

12 May - 27 May	Ryanair
19 May - 31 May	Ryanair
11 May - 25 May	Ryanair
17 May - 31 May	Ryanair
11 May - 08 Jun	Turkish Airlines
01 May - 31 May	Ryanair
19 May - 09 Jun	Lufthansa
05 May - 19 May	Ryanair
11 May - 29 May	Ryanair
02 May - 13 May	Ryanair
08 May - 21 May	Ryanair
19 May - 29 May	Ryanair
12 May - 09 Jun	Turkish Airlines
13 May - 10 Jun	Turkish Airlines
14 May - 11 Jun	Lufthansa
15 May - 12 Jun	Lufthansa
30 May - 14 Jun	Brussels Airlines

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 $610

Return flights