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

Return flights

10 Sep - 17 Sep	Lufthansa
12 Sep - 22 Sep	United
12 Sep - 25 Sep	United
12 Sep - 26 Sep	United
12 Sep - 18 Sep	United
23 Sep - 07 Oct	Air Canada
11 Sep - 22 Sep	Air Canada
11 Sep - 24 Sep	Air Canada
17 Sep - 22 Sep	United
29 Sep - 25 Oct	Air Canada
26 Sep - 24 Oct	Air Canada
18 Sep - 22 Sep	United
25 Sep - 29 Sep	United
23 Sep - 05 Oct	United
26 Sep - 02 Oct	United
29 Sep - 16 Oct	Air Canada
30 Sep - 03 Oct	Scandinavian Airlines
30 Sep - 07 Oct	United
27 Sep - 06 Oct	Air Canada
25 Sep - 05 Oct	Delta

Also check the deals for one-way flights from New York to Amsterdam 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 Amsterdam in September from 431€

Return flights