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

Return flights

12 Jun - 19 Jun	Air China
14 Jun - 24 Jun	Air China
09 Jun - 19 Jun	Air China
02 Jun - 11 Jun	Air China
13 Jun - 19 Jun	Air China
15 Jun - 27 Jun	Air China
08 Jun - 19 Jun	Air China
03 Jun - 10 Jun	Air China
24 Jun - 27 Jun	Air China
08 Jun - 20 Jun	Air China
29 Jun - 08 Jul	Air China
29 Jun - 09 Jul	Air China
28 Jun - 09 Jul	Air China
24 Jun - 15 Jul	Air China
30 Jun - 09 Jul	EVA Air
28 Jun - 03 Jul	Air China
30 Jun - 07 Jul	Japan Airlines

Also check the deals for one-way flights from Seoul to Barcelona in June.

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 Seoul to Barcelona in June from 604€

Return flights