Cheapest return flights from Lisbon to Seoul in September from $778

Best time to book flights for Lisbon (LIS) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest return flights from Lisbon (LIS) to Seoul (ICN) in September 2025 (see full year).

Return flights

25 Sep - 13 Oct Etihad Airways
25 Sep - 08 Oct Iberia
25 Sep - 09 Oct Iberia
09 Sep - 19 Sep Qatar Airways
03 Sep - 12 Sep Iberia
27 Sep - 10 Oct Iberia
01 Sep - 19 Sep Iberia
01 Sep - 16 Sep Finnair
28 Sep - 10 Oct Qatar Airways
08 Sep - 12 Sep transavia
24 Sep - 12 Oct Iberia
01 Sep - 07 Sep Iberia
07 Sep - 17 Sep Lufthansa
01 Sep - 10 Sep Finnair
28 Sep - 13 Oct SWISS
05 Sep - 10 Sep Iberia
14 Sep - 22 Sep KLM
24 Sep - 01 Oct Qatar Airways
28 Sep - 01 Oct Qatar Airways
28 Sep - 10 Oct Korean Air direct

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

Skyscanner

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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