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

Return flights

24 Sep - 26 Sep	Pegasus Airlines
26 Sep - 03 Oct	AJet
26 Sep - 28 Sep	AJet
24 Sep - 26 Sep	Pegasus Airlines	direct
27 Sep - 03 Oct	Pegasus Airlines
27 Sep - 04 Oct	Pegasus Airlines
27 Sep - 03 Oct	Pegasus Airlines	direct
25 Sep - 02 Oct	Pegasus Airlines
29 Sep - 18 Oct	SunExpress
29 Sep - 04 Oct	SunExpress
23 Sep - 27 Sep	SunExpress
23 Sep - 04 Oct	SunExpress
22 Sep - 27 Sep	SunExpress
30 Sep - 18 Oct	SunExpress
30 Sep - 04 Oct	SunExpress

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

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 Cologne

Cheap car rent in Cologne

Cheapest return flights from Kayseri to Cologne in September from 159€

Return flights