AirHint found the following cheapest one-way flights from Porto (OPO) to Oslo (OSL) in October 2026 (see full year).
One-Way flights
| 09 Oct | Vueling Airlines | ||
| 07 Oct | Iberia | ||
| 07 Oct | Norwegian | direct | |
| 09 Oct | Norwegian | direct | |
| 02 Oct | Norwegian | direct |
Also check the deals for return flights from Porto to Oslo in October.
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