AirHint found the following cheapest return flights from Lisbon (LIS) to Seoul (ICN) in June 2026 (see full year).

Return flights

09 Jun - 16 Jun	LOT
01 Jun - 30 Jun	LOT
05 Jun - 22 Jun	LOT
07 Jun - 24 Jun	LOT
16 Jun - 23 Jun	LOT
17 Jun - 24 Jun	LOT
07 Jun - 17 Jun	LOT
06 Jun - 15 Jun	LOT
09 Jun - 19 Jun	Finnair
01 Jun - 15 Jun	Finnair
28 Jun - 08 Jul	Etihad Airways

Also check the deals for one-way flights from Lisbon to Seoul in June.

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 Lisbon to Seoul in June from 652€

Return flights