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

Return flights

15 Sep - 24 Sep	SWISS
09 Sep - 22 Sep	SWISS
10 Sep - 21 Sep	SWISS
17 Sep - 30 Sep	SWISS
03 Sep - 07 Sep	SWISS
19 Sep - 29 Sep	SWISS
25 Sep - 05 Oct	SWISS
15 Sep - 25 Sep	Air France
05 Sep - 12 Sep	Air France
23 Sep - 03 Oct	Air France
22 Sep - 26 Sep	Air France
13 Sep - 27 Sep	United
23 Sep - 04 Oct	Delta
29 Sep - 04 Oct	Delta
25 Sep - 04 Oct	Delta

Also check the deals for one-way flights from Hannover to New York 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 Hannover to New York in September from $467

Return flights