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

Return flights

15 Sep - 22 Sep	Air Europa
30 Sep - 07 Oct	Iberia
22 Sep - 29 Sep	Air Europa
11 Sep - 18 Sep	Air Europa
01 Sep - 15 Sep	Air Europa
12 Sep - 19 Sep	Air Europa
23 Sep - 30 Sep	Iberia
24 Sep - 01 Oct	Iberia
01 Sep - 06 Sep	Air Europa
16 Sep - 02 Oct	Iberia
23 Sep - 07 Oct	LEVEL
16 Sep - 07 Oct	LEVEL
23 Sep - 30 Sep	Air France	direct
30 Sep - 07 Oct	Air France	direct
23 Sep - 07 Oct	Air France	direct
24 Sep - 01 Oct	Air France	direct
18 Sep - 07 Oct	Iberia
01 Sep - 06 Sep	Air France	direct
11 Sep - 18 Sep	Air France	direct
25 Sep - 11 Oct	Iberia

Also check the deals for one-way flights from New York to Porto 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 New York to Porto in September from 364€

Return flights