Cheapest one-way flights from Oslo to Porto in October from $55

AirHint found the following cheapest one-way flights from Oslo (OSL) to Porto (OPO) in October 2026 (see full year).

One-Way flights

23 Oct Norwegian direct
19 Oct Norwegian direct
12 Oct Norwegian direct
09 Oct Ryanair
05 Oct Norwegian Air Sweden AOC
16 Oct Norwegian direct
09 Oct Norwegian direct
05 Oct Norwegian direct

Also check the deals for return flights from Oslo to Porto in October.

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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.

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