Cheapest return flights from Oslo to Porto in March from 158€

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

Return flights

05 Mar - 21 Mar TAP
30 Mar - 13 Apr Norwegian direct
30 Mar - 08 Apr SWISS
31 Mar - 07 Apr Scandinavian Airlines
27 Mar - 05 Apr TAP
29 Mar - 05 Apr TAP
30 Mar - 06 Apr KLM
27 Mar - 06 Apr TAP
30 Mar - 03 Apr Norwegian direct
28 Mar - 06 Apr Ryanair
30 Mar - 06 Apr Norwegian direct

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

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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