Cheapest one-way NYC–OPO flights, September

AirHint found the following cheapest one-way flights from New York (NYC) to Porto (OPO) in September 2026 (see full year).

One-Way flights

14 Sep Icelandair
25 Sep Icelandair
04 Sep Icelandair
07 Sep Azores Airlines
22 Sep Norse Atlantic Airways (UK)
15 Sep Norse Atlantic Airways (UK)
12 Sep FrenchBee
01 Sep Air France direct
06 Sep Air France direct
07 Sep Air France direct

Also check the deals for return flights from New York to Porto 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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