AirHint found the following cheapest return flights from New York (LGA) to Zagreb (ZAG) in September 2025 (see full year).

Return flights

26 Sep - 03 Oct	Delta
23 Sep - 30 Sep	Delta
26 Sep - 02 Oct	Delta
23 Sep - 26 Sep	Delta
24 Sep - 01 Oct	Delta
28 Sep - 18 Oct	Air Canada
27 Sep - 18 Oct	Air Canada
25 Sep - 01 Oct	Air Canada
20 Sep - 11 Oct	Air Canada
26 Sep - 18 Oct	Air Canada

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

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 New York to Zagreb in September from $566

Return flights