Cheapest one-way flights from Istanbul to Tehran in May from $318

AirHint found the following cheapest one-way flights from Istanbul (IST) to Tehran (IKA) in May 2026 (see full year).

One-Way flights

09 May Turkish Airlines direct
10 May Turkish Airlines direct
16 May Emirates

Also check the deals for return flights from Istanbul to Tehran in May.

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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