Cheapest one-way flights from Seoul to Lisbon in September from $358

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

One-Way flights

15 Sep Sichuan Airlines
28 Sep Vietnam Airlines
29 Sep Vietnam Airlines
10 Sep Vietnam Airlines
16 Sep Etihad Airways
08 Sep Thai AirAsia X
05 Sep Eastar Jet
22 Sep Centrum Air
26 Sep Vietnam Airlines
30 Sep Etihad Airways

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

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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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