Cheapest return flights from New York to Lisbon in September from $363

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

Return flights

22 Sep - 30 Sep LEVEL
25 Sep - 01 Oct Norse Atlantic Airways (UK)
25 Sep - 30 Sep Norse Atlantic Airways (UK)
16 Sep - 30 Sep LEVEL
02 Sep - 10 Sep Norse Atlantic Airways
20 Sep - 29 Sep LEVEL
16 Sep - 24 Sep LEVEL
25 Sep - 02 Oct Norse Atlantic Airways (UK)
21 Sep - 25 Sep LEVEL
21 Sep - 29 Sep LEVEL
28 Sep - 02 Oct Norse Atlantic Airways (UK)
16 Sep - 23 Sep Air Europa
30 Sep - 15 Oct Norse Atlantic Airways
01 Sep - 09 Sep TAP direct
30 Sep - 15 Oct TAP direct
28 Sep - 06 Oct TAP direct
30 Sep - 16 Oct TAP direct
22 Sep - 01 Oct TAP direct
30 Sep - 07 Oct Norse Atlantic Airways
26 Sep - 02 Oct Norse Atlantic Airways (UK)

Also check the deals for one-way flights from New York to Lisbon in September.

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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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