Cheapest one-way flights from Seoul to Lisbon in August from $454

AirHint found the following cheapest one-way flights from Seoul (ICN) to Lisbon (LIS) in August 2026 (see full year).

One-Way flights

23 Aug Thai AirAsia X
10 Aug Etihad Airways
08 Aug Etihad Airways
01 Aug T'way Air
07 Aug T'way Air
21 Aug Finnair
07 Aug Korean Air direct
05 Aug Korean Air direct
14 Aug Korean Air direct
21 Aug Korean Air direct

Also check the deals for return flights from Seoul to Lisbon in August.

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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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