AirHint found the following cheapest return flights from Porto (OPO) to Helsinki (HEL) in July 2026 (see full year).
Return flights
| 01 Jul - 08 Jul | KLM | ||
| 03 Jul - 10 Jul | Ryanair | ||
| 05 Jul - 12 Jul | Ryanair | ||
| 15 Jul - 19 Jul | Ryanair | ||
| 27 Jul - 02 Aug | Vueling Airlines | ||
| 19 Jul - 26 Jul | Ryanair | ||
| 19 Jul - 19 Jul | Ryanair |
Also check the deals for one-way flights from Porto to Helsinki in July.
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