AirHint found the following cheapest return flights from Barcelona (BCN) to Seoul (ICN) in December 2025 (see full year).

Return flights

03 Dec - 09 Dec	Vueling Airlines
07 Dec - 10 Dec	Ryanair
07 Dec - 09 Dec	Ryanair
01 Dec - 08 Dec	Ryanair
01 Dec - 12 Dec	Ryanair
06 Dec - 17 Dec	Ryanair
06 Dec - 15 Dec	Ryanair
07 Dec - 11 Dec	Ryanair
04 Dec - 09 Dec	Ryanair
01 Dec - 30 Dec	Ryanair
03 Dec - 12 Jan	Vueling Airlines
06 Dec - 20 Jan	Vueling Airlines
04 Dec - 13 Jan	Vueling Airlines
03 Dec - 14 Jan	Vueling Airlines
02 Dec - 13 Jan	Vueling Airlines
12 Dec - 15 Jan	easyJet
29 Dec - 29 Jan	Ryanair
28 Dec - 13 Jan	Wizz Air
12 Dec - 16 Jan	easyJet
15 Dec - 14 Jan	Vueling Airlines

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

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 December from $528

Return flights