Cheapest return flights from New York to Ljubljana in September from $596

Best time to book flights for New York (JFK) to Ljubljana (LJU) flights at AirHint

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

Return flights

08 Sep - 15 Sep British Airways
02 Sep - 09 Sep British Airways
01 Sep - 08 Sep KLM
22 Sep - 29 Sep British Airways
28 Sep - 05 Oct Norse Atlantic Airways (UK)
13 Sep - 20 Sep LOT
25 Sep - 02 Oct Air France
27 Sep - 04 Oct British Airways
20 Sep - 27 Sep British Airways

Also check the deals for one-way flights from New York to Ljubljana in September.

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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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