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

Return flights

24 Sep - 28 Sep	Scandinavian Airlines
23 Sep - 30 Sep	Delta
22 Sep - 29 Sep	Delta
26 Sep - 06 Oct	Delta
25 Sep - 06 Oct	Air France
29 Sep - 05 Oct	Delta
17 Sep - 23 Sep	Vueling Airlines
28 Sep - 05 Oct	Brussels Airlines
15 Sep - 23 Sep	easyJet
19 Sep - 28 Sep	easyJet
18 Sep - 21 Sep	Scandinavian Airlines
30 Sep - 02 Oct	easyJet
18 Sep - 26 Sep	British Airways
27 Sep - 03 Oct	British Airways
15 Sep - 22 Sep	easyJet
19 Sep - 29 Sep	easyJet
16 Sep - 01 Oct	easyJet
29 Sep - 04 Oct	easyJet
27 Sep - 01 Oct	British Airways
22 Sep - 12 Oct	Scandinavian Airlines

Also check the deals for one-way flights from Lyon 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 Lyon to New York in September from 394€

Return flights