Cheapest return flights from Lisbon to Seoul in September from $762

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

Return flights

01 Sep - 15 Sep Finnair
16 Sep - 27 Sep Finnair
05 Sep - 15 Sep Finnair
13 Sep - 27 Sep Finnair
01 Sep - 01 Oct Finnair
01 Sep - 16 Sep Finnair
16 Sep - 25 Sep Iberia
12 Sep - 27 Sep Finnair
06 Sep - 16 Sep Finnair
02 Sep - 02 Oct Turkish Airlines
18 Sep - 29 Sep Finnair
16 Sep - 30 Sep Iberia
27 Sep - 10 Oct SKY express
27 Sep - 11 Oct SKY express
06 Sep - 02 Oct Iberia
18 Sep - 04 Oct Finnair
27 Sep - 04 Oct Finnair

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

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