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

Return flights

11 May - 15 May	Lufthansa
07 May - 09 May	Lufthansa
07 May - 10 May	Lufthansa
30 May - 03 Jun	Lufthansa
30 May - 02 Jun	Lufthansa
29 May - 02 Jun	Lufthansa
07 May - 11 May	Lufthansa
28 May - 31 May	Lufthansa
19 May - 26 May	Ryanair
25 May - 01 Jun	Austrian Airlines
01 May - 03 May	Lufthansa
01 May - 31 May	Lufthansa
13 May - 16 May	Ryanair
05 May - 08 May	Ryanair
27 May - 01 Jun	Lufthansa

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

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 May from $220

Return flights