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

Return flights

01 Dec - 04 Dec	Ryanair	direct
08 Dec - 11 Dec	Ryanair	direct
22 Dec - 08 Jan	Ryanair	direct
15 Dec - 29 Dec	Ryanair	direct
01 Dec - 11 Dec	Ryanair	direct
11 Dec - 15 Dec	Ryanair	direct
08 Dec - 15 Dec	Ryanair	direct
11 Dec - 14 Dec	Ryanair
22 Dec - 29 Dec	Ryanair	direct
08 Dec - 12 Dec	Ryanair
08 Dec - 10 Dec	Ryanair
28 Dec - 01 Jan	Ryanair	direct
29 Dec - 01 Jan	Ryanair	direct
26 Dec - 01 Jan	Air Serbia
29 Dec - 04 Jan	Ryanair	direct
29 Dec - 04 Jan	Ryanair
31 Dec - 04 Jan	KLM
29 Dec - 03 Jan	Ryanair
30 Dec - 04 Jan	TAP

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 89€

Return flights