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

Return flights

10 Mar - 18 Mar	Scandinavian Airlines
24 Mar - 20 Apr	Scandinavian Airlines
01 Mar - 13 Mar	Scandinavian Airlines
01 Mar - 21 Mar	Scandinavian Airlines
03 Mar - 21 Mar	Scandinavian Airlines
12 Mar - 20 Mar	Scandinavian Airlines
02 Mar - 12 Mar	Air China
02 Mar - 21 Mar	Air China
01 Mar - 15 Mar	Air China
01 Mar - 08 Mar	Air China
13 Mar - 30 Mar	Lufthansa
21 Mar - 06 Apr	LOT
23 Mar - 09 Apr	Air China
21 Mar - 04 Apr	Air China
22 Mar - 07 Apr	LOT
29 Mar - 07 Apr	LOT
25 Mar - 06 Apr	Air China
25 Mar - 07 Apr	Air France
22 Mar - 05 Apr	Vueling Airlines
26 Mar - 21 Apr	Finnair

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Barcelona to Seoul in March from $562

Return flights