AirHint found the following cheapest return flights from Stockholm (ARN) to Porto (OPO) in April 2026 (see full year).

Return flights

04 Apr - 15 Apr	Norwegian Air Sweden AOC	direct
11 Apr - 15 Apr	Norwegian Air Sweden AOC	direct
11 Apr - 29 Apr	Norwegian Air Sweden AOC	direct
18 Apr - 29 Apr	Norwegian Air Sweden AOC	direct
10 Apr - 15 Apr	Norwegian
04 Apr - 08 Apr	Norwegian Air Sweden AOC	direct
10 Apr - 29 Apr	Norwegian

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

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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Cheapest return flights from Stockholm to Porto in April from 117€

Return flights