Cheapest return flights from Porto to Oslo in October from $204

Best time to book flights for Porto (OPO) to Oslo (OSL) flights at AirHint

AirHint found the following cheapest return flights from Porto (OPO) to Oslo (OSL) in October 2025 (see full year).

Return flights

10 Oct - 13 Oct Ryanair
18 Oct - 25 Oct KLM
17 Oct - 24 Oct Transavia France
12 Oct - 19 Oct Transavia France
22 Oct - 25 Oct Norwegian
22 Oct - 24 Oct Norwegian direct
20 Oct - 24 Oct Transavia France
04 Oct - 08 Oct Ryanair
01 Oct - 08 Oct Norwegian
06 Oct - 10 Oct Ryanair

Also check the deals for one-way flights from Porto to Oslo in October.

Skyscanner

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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