Cheapest return flights from Istanbul to Tehran in October from $143

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 October 2025 (see full year).

Return flights

10 Oct - 15 Oct Pegasus Airlines
03 Oct - 06 Oct Pegasus Airlines
13 Oct - 15 Oct Pegasus Airlines
01 Oct - 08 Oct Pegasus Airlines direct
01 Oct - 09 Oct Pegasus Airlines direct
01 Oct - 07 Oct Pegasus Airlines direct
06 Oct - 12 Oct Pegasus Airlines direct
12 Oct - 19 Oct Pegasus Airlines direct
13 Oct - 15 Oct AJet direct
03 Oct - 06 Oct AJet direct
24 Oct - 05 Nov Pegasus Airlines direct

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

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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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