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

Return flights

11 Dec - 18 Dec	China Eastern
04 Dec - 17 Dec	Scandinavian Airlines
04 Dec - 11 Dec	China Eastern
02 Dec - 06 Dec	China Eastern
09 Dec - 11 Dec	China Eastern
06 Dec - 20 Dec	Air China
03 Dec - 11 Dec	Air China
04 Dec - 12 Dec	Air China
01 Dec - 14 Dec	Air China
01 Dec - 05 Dec	Air China
30 Dec - 13 Jan	Air China
31 Dec - 14 Jan	Vueling Airlines
31 Dec - 13 Jan	Lufthansa
27 Dec - 11 Jan	Air China
27 Dec - 10 Jan	LOT
27 Dec - 07 Jan	Air China
29 Dec - 09 Jan	Vueling Airlines
19 Dec - 11 Jan	Vueling Airlines
30 Dec - 09 Jan	Lufthansa
20 Dec - 11 Jan	easyJet

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.

Book a cheap hotel in Seoul

Cheap car rent in Seoul

Cheapest return flights from Barcelona to Seoul in December from $556

Return flights