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

Return flights

12 Dec - 14 Dec	Ryanair
12 Dec - 14 Dec	Ryanair	direct
12 Dec - 15 Dec	Ryanair
12 Dec - 15 Dec	Ryanair	direct
12 Dec - 30 Dec	Ryanair	direct
19 Dec - 09 Jan	Wizz Air
21 Dec - 09 Jan	Ryanair	direct
30 Dec - 04 Jan	Ryanair	direct
19 Dec - 22 Dec	Wizz Air
26 Dec - 30 Dec	Ryanair	direct
19 Dec - 09 Jan	Ryanair	direct
10 Dec - 28 Dec	Lufthansa
31 Dec - 04 Jan	Wizz Air
19 Dec - 22 Dec	Ryanair	direct
31 Dec - 04 Jan	Ryanair	direct
24 Dec - 28 Dec	Lufthansa

Also check the deals for one-way flights from Stockholm to Cologne 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 Stockholm to Cologne in December from $130

Return flights