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

Return flights

31 Dec - 07 Jan	Ryanair
29 Dec - 07 Jan	Shenzhen Airlines
25 Dec - 07 Jan	China Eastern
29 Dec - 26 Jan	Shenzhen Airlines
25 Dec - 01 Jan	China Eastern
25 Dec - 30 Dec	China Eastern
21 Dec - 29 Dec	Ryanair
29 Dec - 12 Jan	Shenzhen Airlines
29 Dec - 13 Jan	Shenzhen Airlines
17 Dec - 24 Dec	Ryanair
31 Dec - 17 Jan	easyJet
25 Dec - 02 Jan	China Eastern
26 Dec - 07 Jan	Ryanair
17 Dec - 29 Dec	arkia
16 Dec - 23 Dec	Wizz Air
20 Dec - 29 Dec	Wizz Air
14 Dec - 22 Dec	Ryanair
15 Dec - 17 Dec	Ryanair
22 Dec - 31 Dec	Ryanair
25 Dec - 28 Dec	China Eastern

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 $607

Return flights