Cheapest one-way flights from New York to Lisbon in September from $154

AirHint found the following cheapest one-way flights from New York (NYC) to Lisbon (LIS) in September 2025 (see full year).

One-Way flights

29 Sep Iberia For Level
28 Sep Norse Atlantic Airways (UK)
30 Sep Norse Atlantic Airways
13 Sep Icelandair
06 Sep FrenchBee
10 Sep Icelandair
24 Sep Norse Atlantic Airways
21 Sep FrenchBee
26 Sep Norse Atlantic Airways (UK)
22 Sep FrenchBee

Also check the deals for return flights from New York to Lisbon in September.

Skyscanner

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.

Book a cheap hotel in Lisbon

Cheap car rent in Lisbon

Feel free to contact us with any feedback or request another flight research.