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

Return flights

03 Jun - 08 Jun	Air Europa
17 Jun - 24 Jun	Vueling Airlines
17 Jun - 15 Jul	Lufthansa
03 Jun - 09 Jun	Iberia
03 Jun - 03 Jul	Lufthansa
17 Jun - 17 Jul	Vueling Airlines
14 Jun - 01 Jul	Lufthansa
03 Jun - 11 Jun	Air Europa
05 Jun - 10 Jun	easyJet
08 Jun - 23 Jun	Iberia
04 Jun - 10 Jun	Etihad Airways
18 Jun - 24 Jun	Etihad Airways
01 Jun - 01 Jul	Etihad Airways
04 Jun - 09 Jun	Finnair
07 Jun - 17 Jun	Finnair
28 Jun - 05 Jul	Etihad Airways
28 Jun - 03 Jul	Finnair
16 Jun - 16 Jul	Air Canada

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 655€

Return flights