Cheapest return flights from Porto to Oslo in May from 142€

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

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

Return flights

07 May - 14 May Norwegian
10 May - 12 May KLM
29 May - 02 Jun KLM
30 May - 02 Jun KLM
07 May - 12 May Norwegian direct
07 May - 14 May Norwegian direct
14 May - 19 May Ryanair
07 May - 10 May Norwegian
01 May - 11 May Ryanair
26 May - 02 Jun transavia
01 May - 08 May Ryanair
14 May - 02 Jun Norwegian
26 May - 30 May transavia
12 May - 14 May easyJet
14 May - 02 Jun Norwegian direct
24 May - 01 Jun TAP
16 May - 02 Jun Norwegian
30 May - 09 Jun Norwegian direct
30 May - 02 Jun Norwegian direct
16 May - 02 Jun Norwegian direct

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

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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