Cheapest return flights from Oslo to Porto in July from 255€

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

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

Return flights

23 Jul - 06 Aug Norwegian direct
25 Jul - 06 Aug Norwegian direct
04 Jul - 11 Jul KLM
30 Jul - 06 Aug Norwegian direct
23 Jul - 13 Aug Norwegian
25 Jul - 13 Aug Norwegian
25 Jul - 13 Aug Norwegian direct
11 Jul - 16 Jul Norwegian direct
30 Jul - 13 Aug Norwegian
30 Jul - 13 Aug Norwegian direct
04 Jul - 08 Jul Norwegian
23 Jul - 02 Aug Norwegian
25 Jul - 02 Aug Norwegian
04 Jul - 11 Jul Norwegian direct
04 Jul - 16 Jul Norwegian direct
04 Jul - 09 Jul Norwegian direct
18 Jul - 23 Jul Norwegian direct
12 Jul - 16 Jul Vueling Airlines
19 Jul - 23 Jul Vueling Airlines
23 Jul - 26 Jul Norwegian

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

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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