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

Return flights

06 Dec - 09 Dec	AJet	direct
06 Dec - 10 Dec	AJet
03 Dec - 10 Dec	AJet
12 Dec - 15 Dec	AJet
11 Dec - 13 Dec	Pegasus Airlines
05 Dec - 07 Dec	Pegasus Airlines
06 Dec - 07 Dec	Pegasus Airlines	direct
23 Dec - 30 Dec	Pegasus Airlines
23 Dec - 28 Dec	AJet	direct
05 Dec - 07 Dec	AJet	direct
26 Dec - 02 Jan	Pegasus Airlines
26 Dec - 02 Jan	AJet	direct
30 Dec - 01 Jan	AJet
30 Dec - 01 Jan	AJet	direct

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 117€

Return flights