Cheapest return flights from Oslo to Porto in April from $121

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

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

Return flights

07 Apr - 09 Apr Lufthansa
05 Apr - 09 Apr Vueling Airlines
02 Apr - 09 Apr Norwegian direct
02 Apr - 04 Apr Norwegian direct
07 Apr - 09 Apr Norwegian direct
07 Apr - 11 Apr Vueling Airlines
07 Apr - 25 Apr Vueling Airlines
05 Apr - 12 Apr Vueling Airlines
23 Apr - 09 May Ryanair
05 Apr - 25 Apr Vueling Airlines
23 Apr - 07 May Norwegian direct
28 Apr - 07 May Vueling Airlines
07 Apr - 16 Apr Vueling Airlines
26 Apr - 07 May Vueling Airlines
30 Apr - 07 May Ryanair
28 Apr - 02 May Ryanair
30 Apr - 10 May Ryanair
26 Apr - 11 May Ryanair
23 Apr - 14 May Vueling Airlines
19 Apr - 07 May Vueling Airlines

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

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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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