Cheapest return flights from Cologne to Copenhagen in September from $172

Best time to book flights for Cologne (CGN) to Copenhagen (CPH) flights at AirHint

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

Return flights

13 Sep - 19 Sep Ryanair
19 Sep - 22 Sep Ryanair
05 Sep - 13 Sep Ryanair
25 Sep - 28 Sep Ryanair
01 Sep - 07 Sep Lufthansa
26 Sep - 28 Sep Lufthansa
08 Sep - 11 Sep Lufthansa
09 Sep - 10 Sep Ryanair
12 Sep - 14 Sep SWISS

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.

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