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

Return flights

10 Sep - 24 Sep	easyJet
08 Sep - 13 Sep	easyJet
24 Sep - 13 Oct	easyJet
24 Sep - 14 Oct	easyJet
08 Sep - 11 Sep	easyJet
08 Sep - 18 Sep	easyJet
16 Sep - 22 Sep	easyJet
18 Sep - 24 Sep	easyJet
25 Sep - 29 Sep	easyJet
24 Sep - 28 Sep	easyJet
04 Sep - 08 Sep	easyJet
11 Sep - 22 Sep	easyJet
18 Sep - 05 Oct	easyJet
28 Sep - 05 Oct	United
24 Sep - 03 Oct	easyJet
25 Sep - 31 Oct	Delta

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 $442

Return flights