AirHint found the following cheapest one-way flights from Warsaw (WMI) to Porto (OPO) in March 2026 (see full year).
One-Way flights
| 29 Mar | Ryanair | direct | |
| 18 Mar | Wizz Air | ||
| 14 Mar | Wizz Air | ||
| 04 Mar | Wizz Air | ||
| 21 Mar | Ryanair | ||
| 22 Mar | Wizz Air | ||
| 03 Mar | Ryanair | ||
| 06 Mar | Ryanair | ||
| 05 Mar | Wizz Air | ||
| 01 Mar | Ryanair |
Also check the deals for return flights from Warsaw to Porto in March.
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