Cheapest return LIS–ICN flights, September

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

Return flights

16 Sep - 29 Sep Etihad Airways
01 Sep - 08 Sep Etihad Airways
07 Sep - 22 Sep Etihad Airways
08 Sep - 22 Sep Etihad Airways
10 Sep - 22 Sep Etihad Airways
08 Sep - 23 Oct Etihad Airways
07 Sep - 25 Sep Etihad Airways
15 Sep - 22 Sep Etihad Airways
06 Sep - 21 Oct Etihad Airways
06 Sep - 25 Sep Etihad Airways
03 Sep - 09 Sep Etihad Airways
23 Sep - 09 Oct Etihad Airways
01 Sep - 11 Sep Iberia
21 Sep - 07 Oct Qatar Airways
23 Sep - 05 Oct Iberia
27 Sep - 07 Oct Etihad Airways

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

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