AirHint found the following cheapest one-way flights from Porto (OPO) to Newark (EWR) in September 2026 (see full year).
One-Way flights
| 10 Sep | Iberia | ||
| 30 Sep | Iberia | ||
| 01 Sep | Air Transat | ||
| 19 Sep | British Airways | ||
| 05 Sep | Iberia | ||
| 30 Sep | TAP | direct | |
| 19 Sep | TAP | direct | |
| 10 Sep | TAP | direct | |
| 05 Sep | TAP | direct | |
| 01 Sep | TAP | direct |
Also check the deals for return flights from Porto to Newark in September.
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