AirHint found the following cheapest return flights from New York (NYC) to Porto (OPO) in September 2026 (see full year).
Return flights
| 18 Sep - 22 Sep | Air Europa | ||
| 07 Sep - 14 Sep | Iberia | ||
| 03 Sep - 08 Sep | Iberia | ||
| 03 Sep - 07 Sep | TAP | ||
| 07 Sep - 14 Sep | Air France | direct | |
| 03 Sep - 08 Sep | United | direct | |
| 18 Sep - 22 Sep | Brussels Airlines | direct |
Also check the deals for one-way flights from New York to Porto in September.
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