Cheapest return flights from Seoul to Ljubljana in September from $727

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

Return flights

19 Sep - 28 Sep Emirates
01 Sep - 07 Sep Lufthansa
06 Sep - 13 Sep SWISS
01 Sep - 05 Sep Lufthansa
16 Sep - 19 Sep Lufthansa
12 Sep - 20 Sep Turkish Airlines
17 Sep - 18 Sep Lufthansa
20 Sep - 28 Sep Lufthansa
29 Sep - 13 Oct LOT
14 Sep - 21 Sep Lufthansa

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

Cheap car rent in Ljubljana

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