AirHint found the following cheapest one-way flights from Geneva (GVA) to Istanbul (SAW) in October 2025 (see full year).

One-Way flights

09 Oct	Pegasus Airlines	direct
22 Oct	Pegasus Airlines
29 Oct	Pegasus Airlines	direct
06 Oct	Pegasus Airlines	direct
02 Oct	Pegasus Airlines	direct
13 Oct	Pegasus Airlines	direct
27 Oct	Pegasus Airlines	direct
08 Oct	easyJet
11 Oct	Pegasus Airlines	direct
01 Oct	easyJet

Also check the deals for return flights from Geneva to Istanbul in October.

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 one-way flights from Geneva to Istanbul in October from 65€

One-Way flights