Cheapest return flights from New York to Lisbon in September from $463

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

Return flights

23 Sep - 30 Sep Air Canada
10 Sep - 17 Sep Air Canada
16 Sep - 22 Sep Air Canada
10 Sep - 18 Sep Air Canada
10 Sep - 26 Sep Air Canada
02 Sep - 11 Sep Lufthansa

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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