Cheapest return flights from New York to Lisbon in September from 479€

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

Return flights

22 Sep - 30 Sep Delta
23 Sep - 01 Oct Lufthansa
23 Sep - 07 Oct Lufthansa
12 Sep - 19 Sep Air Canada
11 Sep - 19 Sep Air Transat
11 Sep - 15 Sep Air Transat
11 Sep - 16 Sep Air Transat
13 Sep - 19 Sep Air Transat
17 Sep - 24 Sep Porter Airlines (Canada) Ltd
13 Sep - 18 Sep Air Transat
16 Sep - 22 Sep Porter Airlines (Canada) Ltd
11 Sep - 25 Sep Air Canada
29 Sep - 25 Oct Virgin Atlantic
28 Sep - 03 Oct Air Transat
25 Sep - 01 Oct Air Canada
28 Sep - 06 Oct Air Transat
27 Sep - 05 Oct Porter Airlines (Canada) Ltd
25 Sep - 06 Oct Air Transat
30 Sep - 06 Oct Air Transat
27 Sep - 02 Oct Spirit Airlines

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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