AirHint found the following cheapest one-way flights from Sofia (SOF) to Porto (OPO) in May 2026 (see full year).
One-Way flights
| 25 May | Wizz Air | ||
| 06 May | Ryanair | ||
| 16 May | Ryanair | ||
| 31 May | Wizz Air |
Also check the deals for return flights from Sofia to Porto in May.
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