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

Return flights

10 Apr - 17 Apr	Air Serbia
07 Apr - 14 Apr	Lufthansa
12 Apr - 13 Apr	Air Serbia
24 Apr - 01 May	Air Serbia
17 Apr - 06 May	Air Serbia
27 Apr - 01 May	Air Serbia
23 Apr - 26 Apr	Lufthansa
09 Apr - 12 Apr	Lufthansa
19 Apr - 23 Apr	Lufthansa
17 Apr - 19 Apr	SWISS
12 Apr - 13 Apr	KLM	direct
19 Apr - 23 Apr	KLM	direct
24 Apr - 01 May	KLM	direct
17 Apr - 06 May	KLM	direct
17 Apr - 19 Apr	KLM	direct

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

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 April from $250

Return flights