Cheapest return OPO–OSL flights, October

AirHint found the following cheapest return flights from Porto (OPO) to Oslo (OSL) in October 2026 (see full year).

Return flights

07 Oct - 14 Oct easyJet
16 Oct - 21 Oct Ryanair
01 Oct - 05 Oct Ryanair
21 Oct - 23 Oct Norwegian direct
14 Oct - 23 Oct Norwegian direct
14 Oct - 21 Oct Norwegian direct
07 Oct - 23 Oct Norwegian direct
07 Oct - 21 Oct Norwegian direct
16 Oct - 23 Oct Norwegian direct
16 Oct - 21 Oct Norwegian direct

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