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

Return flights

29 Sep - 06 Oct	Lufthansa
05 Sep - 14 Sep	Icelandair
30 Sep - 06 Oct	Lufthansa
07 Sep - 16 Sep	TAP
02 Sep - 09 Sep	Scandinavian Airlines
03 Sep - 09 Sep	Scandinavian Airlines
14 Sep - 04 Oct	Aer Lingus
19 Sep - 25 Sep	Scandinavian Airlines
07 Sep - 15 Sep	TAP
09 Sep - 21 Sep	TAP
15 Sep - 01 Oct	Scandinavian Airlines
10 Sep - 17 Sep	Scandinavian Airlines
15 Sep - 18 Sep	Scandinavian Airlines
12 Sep - 21 Sep	Aer Lingus
15 Sep - 01 Oct	SWISS	direct
24 Sep - 24 Oct	Delta
29 Sep - 06 Oct	United	direct
30 Sep - 06 Oct	SWISS	direct
25 Sep - 04 Oct	Delta	direct

Also check the deals for one-way flights from New York to Geneva 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 Geneva in September from 392€

Return flights