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

One-Way flights

25 Oct	Pegasus Airlines	direct
05 Oct	Pegasus Airlines	direct
20 Oct	Pegasus Airlines	direct
06 Oct	Pegasus Airlines	direct
15 Oct	Pegasus Airlines	direct
18 Oct	Pegasus Airlines	direct
16 Oct	Pegasus Airlines	direct
19 Oct	Pegasus Airlines	direct
07 Oct	Pegasus Airlines	direct
13 Oct	Pegasus Airlines	direct

Also check the deals for return flights from Istanbul to Tehran 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 Tehran in October from 48€

One-Way flights