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

Return flights

31 Oct - 20 Nov	Ryanair
31 Oct - 10 Nov	Ryanair
31 Oct - 15 Nov	Ryanair
22 Oct - 24 Nov	Vueling Airlines
31 Oct - 11 Nov	Ryanair
31 Oct - 06 Nov	Ryanair
29 Oct - 11 Nov	Shenzhen Airlines
30 Oct - 14 Nov	Vueling Airlines
30 Oct - 04 Nov	Ryanair
29 Oct - 17 Nov	Vueling Airlines
22 Oct - 30 Oct	Vueling Airlines
23 Oct - 28 Oct	Vueling Airlines
27 Oct - 30 Oct	Wizz Air Malta
23 Oct - 29 Oct	Vueling Airlines
24 Oct - 30 Oct	Vueling Airlines
24 Oct - 27 Oct	Vueling Airlines
26 Oct - 31 Oct	Ryanair
21 Oct - 31 Oct	Ryanair
20 Oct - 27 Oct	Wizz Air Malta
21 Oct - 29 Oct	Vueling Airlines

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

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 October from 487€

Return flights