Cheapest return flights from Istanbul to Tehran in September from $168

Best time to book flights for Istanbul (IST) to Tehran (IKA) flights at AirHint

AirHint found the following cheapest return flights from Istanbul (IST) to Tehran (IKA) in September 2025 (see full year).

Return flights

30 Sep - 08 Oct Pegasus Airlines direct
24 Sep - 04 Oct Pegasus Airlines direct
16 Sep - 23 Sep Pegasus Airlines
16 Sep - 23 Sep Pegasus Airlines direct
11 Sep - 14 Sep AJet direct
15 Sep - 20 Oct flydubai

Also check the deals for one-way flights from Istanbul to Tehran in September.

Skyscanner

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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