Cheapest return flights from Seoul to Lisbon in September from 631€

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

Return flights

11 Sep - 18 Sep Lufthansa
16 Sep - 21 Sep Etihad Airways
23 Sep - 28 Sep Etihad Airways
10 Sep - 16 Sep Air France
10 Sep - 17 Sep Air France
23 Sep - 01 Oct Etihad Airways
10 Sep - 14 Sep Air France
22 Sep - 25 Sep Etihad Airways
24 Sep - 30 Sep China Eastern
02 Sep - 10 Sep Lufthansa
23 Sep - 02 Oct Etihad Airways
23 Sep - 03 Oct Etihad Airways
17 Sep - 23 Sep Etihad Airways
24 Sep - 26 Oct Etihad Airways
17 Sep - 03 Oct Etihad Airways
23 Sep - 21 Oct Air France
02 Sep - 01 Oct Etihad Airways
18 Sep - 04 Oct Etihad Airways
24 Sep - 01 Oct Etihad Airways
24 Sep - 02 Oct Etihad Airways

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

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.