AirHint found the following cheapest one-way flights from Porto (OPO) to Warsaw (WAW) in September 2026 (see full year).
One-Way flights
| 29 Sep | Ryanair | ||
| 16 Sep | Ryanair | ||
| 30 Sep | Ryanair | ||
| 14 Sep | easyJet | ||
| 10 Sep | easyJet | ||
| 02 Sep | Iberia | ||
| 14 Sep | Wizz Air | direct | |
| 02 Sep | Ryanair | direct | |
| 04 Sep | Iberia | ||
| 15 Sep | Ryanair |
Also check the deals for return flights from Porto to Warsaw in September.
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