AirHint found the following cheapest return flights from Cologne (CGN) to Copenhagen (CPH) in January 2026 (see full year).

Return flights

13 Jan - 16 Jan	Ryanair
12 Jan - 16 Jan	Ryanair
12 Jan - 19 Jan	Ryanair
12 Jan - 17 Jan	Ryanair
22 Jan - 26 Jan	Ryanair
26 Jan - 02 Feb	Ryanair
05 Jan - 12 Jan	Ryanair
19 Jan - 24 Jan	Ryanair
12 Jan - 14 Jan	Ryanair
10 Jan - 17 Jan	Ryanair
31 Jan - 02 Feb	Ryanair
24 Jan - 26 Jan	Ryanair
30 Jan - 02 Feb	Ryanair
30 Jan - 01 Feb	Ryanair
30 Jan - 05 Feb	Ryanair
28 Jan - 03 Feb	Lufthansa

Also check the deals for one-way flights from Cologne to Copenhagen in January.

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 Cologne to Copenhagen in January from 101€

Return flights