AirHint found the following cheapest return flights from Porto (OPO) to Stockholm (ARN) in December 2025 (see full year).

Return flights

08 Dec - 11 Dec	Ryanair	direct
04 Dec - 08 Dec	Ryanair	direct
04 Dec - 11 Dec	Ryanair	direct
05 Dec - 08 Dec	Ryanair
25 Dec - 01 Jan	Vueling Airlines
29 Dec - 01 Jan	easyJet
08 Dec - 18 Dec	Ryanair	direct
29 Dec - 01 Jan	Ryanair	direct
04 Dec - 18 Dec	Ryanair	direct
27 Dec - 30 Dec	Lufthansa
08 Dec - 22 Dec	Ryanair
28 Dec - 01 Jan	Vueling Airlines
08 Dec - 25 Dec	Ryanair
25 Dec - 29 Dec	Lufthansa

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

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 Porto to Stockholm in December from 125€

Return flights