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

Return flights

22 Sep - 28 Sep	Pegasus Airlines
18 Sep - 25 Sep	Pegasus Airlines
22 Sep - 29 Sep	AJet
28 Sep - 05 Oct	Pegasus Airlines
21 Sep - 28 Sep	AJet
14 Sep - 18 Sep	AJet
12 Sep - 13 Sep	AJet
08 Sep - 29 Sep	Pegasus Airlines
20 Sep - 27 Sep	SunExpress	direct
27 Sep - 04 Oct	SunExpress	direct
27 Sep - 11 Oct	SunExpress	direct
20 Sep - 04 Oct	SunExpress	direct
10 Sep - 27 Sep	SunExpress	direct
10 Sep - 20 Sep	SunExpress	direct

Also check the deals for one-way flights from Kayseri to Brussels 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 Brussels in September from 161€

Return flights