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

Return flights

23 May - 30 May	Air Serbia
11 May - 01 Jun	Air Serbia
01 May - 04 May	Air Serbia
25 May - 31 May	SWISS
21 May - 26 May	SWISS
28 May - 04 Jun	SWISS
29 May - 04 Jun	SWISS
30 May - 04 Jun	SWISS
31 May - 04 Jun	SWISS
03 May - 10 May	Lufthansa
01 May - 04 May	KLM	direct
08 May - 17 May	SWISS
14 May - 17 May	SWISS
09 May - 13 May	Air Serbia
01 May - 06 May	KLM	direct
28 May - 04 Jun	KLM	direct
29 May - 04 Jun	KLM	direct
11 May - 01 Jun	KLM	direct
30 May - 04 Jun	KLM	direct
31 May - 04 Jun	KLM	direct

Also check the deals for one-way flights from Amsterdam 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 Amsterdam to Ljubljana in May from 216€

Return flights