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

Return flights

26 Dec - 01 Jan	AJet	direct
20 Dec - 03 Jan	AJet	direct
21 Dec - 29 Dec	easyJet
21 Dec - 28 Dec	easyJet
20 Dec - 24 Dec	Pegasus Airlines	direct
20 Dec - 28 Dec	Pegasus Airlines	direct
29 Dec - 03 Jan	SunExpress
20 Dec - 29 Dec	Pegasus Airlines
20 Dec - 27 Dec	Pegasus Airlines	direct
26 Dec - 02 Jan	SunExpress
19 Dec - 03 Jan	easyJet
19 Dec - 03 Jan	Pegasus Airlines	direct

Also check the deals for one-way flights from Geneva to Istanbul 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 Geneva to Istanbul in December from $131

Return flights