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

Return flights

11 Mar - 23 Mar	Lufthansa
08 Mar - 15 Mar	Lufthansa
07 Mar - 17 Mar	Lufthansa
05 Mar - 18 Mar	Lufthansa
15 Mar - 25 Mar	Lufthansa
11 Mar - 24 Mar	Lufthansa
11 Mar - 25 Mar	Lufthansa
13 Mar - 07 Apr	Lufthansa
18 Mar - 08 Apr	Lufthansa
23 Mar - 08 Apr	Lufthansa
13 Mar - 13 Apr	Lufthansa
23 Mar - 09 Apr	Lufthansa
20 Mar - 10 Apr	Lufthansa
28 Mar - 13 Apr	SWISS
28 Mar - 12 Apr	Ryanair
22 Mar - 11 Apr	Lufthansa
23 Mar - 11 Apr	Lufthansa

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

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 March from 545€

Return flights