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

Return flights

14 Jul - 18 Aug	Lufthansa
20 Jul - 18 Aug	Lufthansa
13 Jul - 03 Aug	Lufthansa
16 Jul - 11 Aug	Lufthansa
13 Jul - 01 Aug	Lufthansa
13 Jul - 02 Aug	Lufthansa
08 Jul - 31 Jul	Lufthansa
09 Jul - 31 Jul	Lufthansa
13 Jul - 31 Jul	Lufthansa
05 Jul - 19 Jul	Lufthansa
12 Jul - 31 Jul	Lufthansa
31 Jul - 21 Aug	Austrian Airlines
10 Jul - 16 Jul	Austrian Airlines
11 Jul - 31 Jul	Lufthansa
10 Jul - 31 Jul	Turkish Airlines
08 Jul - 23 Jul	Lufthansa
27 Jul - 16 Aug	Lufthansa

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

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 July from 650€

Return flights