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

Return flights

15 Sep - 17 Sep	Pegasus Airlines
10 Sep - 13 Sep	AJet
11 Sep - 13 Sep	AJet
10 Sep - 17 Sep	AJet
10 Sep - 20 Sep	AJet
10 Sep - 08 Oct	Pegasus Airlines
15 Sep - 08 Oct	Pegasus Airlines
15 Sep - 21 Sep	Pegasus Airlines
09 Sep - 13 Sep	Pegasus Airlines
15 Sep - 30 Sep	Pegasus Airlines
24 Sep - 27 Sep	Pegasus Airlines
08 Sep - 15 Sep	Pegasus Airlines
16 Sep - 08 Oct	Pegasus Airlines
28 Sep - 07 Oct	Pegasus Airlines
14 Sep - 28 Oct	Pegasus Airlines
14 Sep - 02 Oct	Pegasus Airlines
04 Sep - 03 Oct	Pegasus Airlines
30 Sep - 21 Oct	SunExpress
17 Sep - 12 Oct	Pegasus Airlines
30 Sep - 07 Oct	SunExpress

Also check the deals for one-way flights from Kayseri to Duesseldorf 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.

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Cheapest return flights from Kayseri to Duesseldorf in September from $130

Return flights