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

Return flights

01 Jun - 15 Jun	LOT
08 Jun - 15 Jun	LOT
10 Jun - 16 Jun	LOT
16 Jun - 22 Jun	LOT
17 Jun - 24 Jun	Etihad Airways
28 Jun - 22 Jul	Etihad Airways
30 Jun - 22 Jul	Etihad Airways
24 Jun - 01 Jul	Finnair
21 Jun - 28 Jun	Air France
18 Jun - 27 Jun	Finnair
21 Jun - 01 Jul	Finnair
20 Jun - 30 Jun	Finnair
20 Jun - 28 Jun	Finnair
19 Jun - 28 Jun	Turkish Airlines
21 Jun - 01 Jul	Korean Air	direct
24 Jun - 01 Jul	Korean Air	direct

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 640€

Return flights