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

One-Way flights

06 Oct	Pegasus Airlines	direct
14 Oct	Pegasus Airlines	direct
07 Oct	Pegasus Airlines	direct
21 Oct	Pegasus Airlines	direct
18 Oct	Pegasus Airlines	direct
03 Oct	Pegasus Airlines	direct
04 Oct	Pegasus Airlines	direct
31 Oct	Pegasus Airlines	direct
20 Oct	Pegasus Airlines	direct
11 Oct	Pegasus Airlines	direct

Also check the deals for return flights from Istanbul to Athens 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 Istanbul to Athens in October from 43€

One-Way flights