Cheapest return flights from Porto to Oslo in August from $186

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 August 2025 (see full year).

Return flights

04 Aug - 11 Aug easyJet
20 Aug - 29 Aug Norwegian direct
18 Aug - 29 Aug Norwegian direct
13 Aug - 18 Aug Lufthansa
01 Aug - 07 Aug easyJet
06 Aug - 19 Aug transavia
12 Aug - 20 Aug Norwegian Air Sweden AOC
12 Aug - 16 Aug KLM
13 Aug - 18 Aug Norwegian direct
04 Aug - 11 Aug Norwegian direct

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

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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