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

Return flights

18 Dec - 08 Jan	AJet	direct
20 Dec - 12 Jan	AJet	direct
22 Dec - 10 Jan	AJet	direct
18 Dec - 12 Jan	AJet	direct
20 Dec - 05 Jan	AJet	direct
25 Dec - 08 Jan	AJet	direct
02 Dec - 04 Dec	AJet	direct
01 Dec - 05 Dec	AJet	direct
01 Dec - 04 Dec	AJet	direct
03 Dec - 04 Dec	AJet	direct
26 Dec - 04 Jan	AJet	direct
31 Dec - 03 Jan	Pegasus Airlines
31 Dec - 02 Jan	Pegasus Airlines
18 Dec - 31 Dec	AJet
08 Dec - 12 Dec	AJet
09 Dec - 12 Dec	AJet
09 Dec - 11 Dec	AJet
12 Dec - 14 Dec	AJet
07 Dec - 09 Dec	AJet
27 Dec - 03 Jan	Pegasus Airlines

Also check the deals for one-way flights from Istanbul 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 Istanbul to Basel in December from 56€

Return flights