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

Return flights

01 Dec - 12 Dec	Ryanair
02 Dec - 11 Dec	easyJet
01 Dec - 09 Dec	Ryanair
01 Dec - 14 Dec	Air France
16 Dec - 05 Jan	Ryanair
22 Dec - 31 Dec	Royal Air Maroc
20 Dec - 31 Dec	Ryanair
16 Dec - 04 Jan	Ryanair
23 Dec - 31 Dec	Ryanair
29 Dec - 05 Jan	Royal Air Maroc
24 Dec - 31 Dec	Turkish Airlines
31 Dec - 07 Jan	Iberia
25 Dec - 28 Dec	Royal Air Maroc
15 Dec - 02 Jan	Ryanair
25 Dec - 03 Jan	Royal Air Maroc
20 Dec - 27 Dec	Ryanair
25 Dec - 01 Jan	Royal Air Maroc
23 Dec - 02 Jan	Turkish Airlines
20 Dec - 03 Jan	Ryanair
20 Dec - 01 Jan	Ryanair

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

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 December from 511€

Return flights