AirHint found the following cheapest return flights from Lisbon (LIS) to New York (JFK) in September 2026 (see full year).

Return flights

09 Sep - 16 Sep	Iberia
21 Sep - 28 Sep	Iberia
05 Sep - 12 Sep	Iberia
02 Sep - 11 Sep	Iberia
03 Sep - 12 Sep	Iberia
09 Sep - 19 Sep	Iberia
02 Sep - 08 Sep	Iberia
07 Sep - 14 Sep	Iberia
18 Sep - 25 Sep	Iberia
04 Sep - 11 Sep	Iberia
30 Sep - 04 Oct	Iberia
26 Sep - 05 Oct	Iberia
24 Sep - 02 Oct	Iberia
29 Sep - 06 Oct	Aer Lingus
29 Sep - 03 Oct	Air Europa
25 Sep - 04 Oct	SWISS
30 Sep - 04 Oct	TAP	direct
24 Sep - 02 Oct	TAP	direct
29 Sep - 03 Oct	Virgin Atlantic	direct
26 Sep - 05 Oct	Virgin Atlantic	direct

Also check the deals for one-way flights from Lisbon 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 Lisbon to New York in September from 408€

Return flights