Cheapest return flights from Oslo to Porto in October from 110€

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

Return flights

13 Oct - 15 Oct Norwegian direct
13 Oct - 17 Oct Norwegian direct
24 Oct - 05 Nov Norwegian
08 Oct - 17 Oct Vueling Airlines
08 Oct - 15 Oct Vueling Airlines
11 Oct - 17 Oct Vueling Airlines
11 Oct - 15 Oct Vueling Airlines
15 Oct - 17 Oct Vueling Airlines
13 Oct - 22 Oct Norwegian direct
24 Oct - 31 Oct Norwegian
18 Oct - 05 Nov Vueling Airlines
24 Oct - 12 Nov Norwegian
18 Oct - 22 Oct Vueling Airlines
22 Oct - 05 Nov Vueling Airlines
24 Oct - 03 Nov Norwegian
20 Oct - 05 Nov Vueling Airlines
24 Oct - 08 Nov Norwegian
25 Oct - 03 Nov Ryanair
29 Oct - 03 Nov Ryanair
29 Oct - 02 Nov Ryanair

Also check the deals for one-way 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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