Cheapest return flights from Seoul to Ljubljana in April from $569

AirHint found the following cheapest return flights from Seoul (ICN) to Ljubljana (LJU) in April 2026 (see full year).

Return flights

01 Apr - 14 Apr SWISS
01 Apr - 05 May SWISS
05 Apr - 13 Apr LOT
05 Apr - 14 Apr LOT
18 Apr - 26 Apr LOT
22 Apr - 28 Apr Lufthansa
24 Apr - 02 May Lufthansa
21 Apr - 30 Apr LOT
26 Apr - 01 May Lufthansa
24 Apr - 04 May Lufthansa
17 Apr - 02 May Emirates
17 Apr - 23 Apr Finnair
30 Apr - 07 May Lufthansa
17 Apr - 24 Apr Lufthansa

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

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