AirHint found the following cheapest return flights from Warsaw (WAW) to Ljubljana (LJU) in May 2026 (see full year).

Return flights

09 May - 13 May	Lufthansa
01 May - 03 May	LOT	direct
30 May - 14 Jun	LOT	direct
27 May - 31 May	Wizz Air
30 May - 07 Jun	LOT	direct
17 May - 24 May	LOT	direct
18 May - 24 May	SWISS
04 May - 07 May	KLM
04 May - 06 May	KLM
05 May - 07 May	KLM
27 May - 31 May	LOT	direct
01 May - 11 May	Ryanair

Also check the deals for one-way flights from Warsaw to Ljubljana in May.

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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Cheapest return flights from Warsaw to Ljubljana in May from 185€

Return flights