AirHint found the following cheapest one-way flights from Oslo (OSL) to Porto (OPO) in June 2026 (see full year).
One-Way flights
| 10 Jun | Vueling Airlines | ||
| 10 Jun | Norwegian | direct | |
| 01 Jun | Norwegian Air Sweden AOC | ||
| 08 Jun | Norwegian Air Sweden AOC | ||
| 01 Jun | Norwegian | direct | |
| 08 Jun | Norwegian | direct |
Also check the deals for return flights from Oslo to Porto in June.
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.
Find us on social media