AirHint found the following cheapest one-way flights from Porto (OPO) to Newark (EWR) in May 2026 (see full year).
One-Way flights
| 21 May | Transavia France | ||
| 22 May | Transavia France | ||
| 20 May | Ryanair | ||
| 08 May | Transavia France | ||
| 19 May | Ryanair | ||
| 06 May | Ryanair | ||
| 27 May | Ryanair | ||
| 29 May | Transavia France | ||
| 15 May | Transavia France | ||
| 11 May | Iberia |
Also check the deals for return flights from Porto to Newark in May.
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