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

Return flights

23 Nov - 30 Nov	Vueling Airlines
13 Nov - 26 Nov	Vueling Airlines
21 Nov - 24 Nov	TAP
30 Nov - 07 Dec	TAP
27 Nov - 03 Dec	Vueling Airlines
13 Nov - 03 Dec	Vueling Airlines
20 Nov - 26 Nov	Vueling Airlines
01 Nov - 04 Nov	Ryanair
20 Nov - 03 Dec	Vueling Airlines
13 Nov - 22 Nov	Vueling Airlines
20 Nov - 22 Nov	Vueling Airlines

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

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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Cheapest return flights from Oslo to Porto in November from 159€

Return flights