Cheapest return flights from Cologne to Copenhagen in September from 144€

AirHint found the following cheapest return flights from Cologne (CGN) to Copenhagen (CPH) in September 2025 (see full year).

Return flights

23 Sep - 27 Sep Ryanair
16 Sep - 18 Sep Ryanair
08 Sep - 14 Sep Ryanair
15 Sep - 18 Sep Ryanair
26 Sep - 29 Sep Ryanair
04 Sep - 08 Sep Ryanair
02 Sep - 05 Sep Ryanair
12 Sep - 14 Sep Ryanair
15 Sep - 20 Sep Ryanair
13 Sep - 17 Sep Ryanair
28 Sep - 01 Oct Ryanair
26 Sep - 03 Oct Ryanair

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

Skyscanner

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.

Book a cheap hotel in Copenhagen

Cheap car rent in Copenhagen

Feel free to contact us with any feedback or request another flight research.