AirHint found the following cheapest return flights from Kayseri (ASR) to Basel (BSL) in December 2025 (see full year).

Return flights

25 Dec - 08 Jan	SunExpress	direct
22 Dec - 08 Jan	SunExpress
22 Dec - 31 Dec	Pegasus Airlines
11 Dec - 13 Dec	SunExpress
04 Dec - 11 Dec	SunExpress	direct
04 Dec - 06 Dec	Pegasus Airlines
25 Dec - 28 Dec	SunExpress
18 Dec - 25 Dec	SunExpress	direct
11 Dec - 25 Dec	SunExpress	direct
22 Dec - 25 Dec	SunExpress
26 Dec - 28 Dec	Pegasus Airlines
08 Dec - 11 Dec	SunExpress

Also check the deals for one-way flights from Kayseri to Basel in December.

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 Basel in December from 154€

Return flights