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

Return flights

05 Mar - 14 Mar	Vueling Airlines
01 Mar - 20 Mar	Scandinavian Airlines
01 Mar - 18 Mar	Scandinavian Airlines
12 Mar - 18 Mar	Scandinavian Airlines
15 Mar - 23 Mar	Scandinavian Airlines
02 Mar - 09 Mar	Scandinavian Airlines
14 Mar - 24 Mar	LOT
07 Mar - 14 Mar	LOT
08 Mar - 18 Mar	LOT
01 Mar - 07 Mar	LOT
21 Mar - 06 Apr	LOT
19 Mar - 02 Apr	Air France
21 Mar - 05 Apr	LOT
25 Mar - 01 Apr	Air France
14 Mar - 13 Apr	LOT
19 Mar - 03 Apr	Air France
29 Mar - 05 Apr	LOT
20 Mar - 03 Apr	Air France
20 Mar - 06 Apr	Vueling Airlines
25 Mar - 04 Apr	Air France

Also check the deals for one-way flights from Barcelona 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 Barcelona to Seoul in March from 486€

Return flights