AirHint found the following cheapest return flights from Bilbao (BIO) to Seoul (ICN) in July 2025 (see full year).

Return flights

12 Jul - 16 Jul	Turkish Airlines
25 Jul - 01 Aug	Iberia
11 Jul - 18 Jul	Etihad Airways
28 Jul - 07 Aug	KLM
28 Jul - 13 Aug	Vueling Airlines
30 Jul - 07 Aug	KLM
27 Jul - 30 Aug	Vueling Airlines
28 Jul - 30 Aug	Air Europa

Also check the deals for one-way flights from Bilbao to Seoul in July.

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 Bilbao to Seoul in July from $907

Return flights