Cheapest return flights from Istanbul to Tehran in August from $159

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

Return flights

21 Aug - 26 Aug Pegasus Airlines direct
21 Aug - 25 Aug Pegasus Airlines direct
23 Aug - 24 Aug Pegasus Airlines direct
21 Aug - 24 Aug Pegasus Airlines direct
22 Aug - 24 Aug Pegasus Airlines direct
23 Aug - 30 Aug Pegasus Airlines direct
24 Aug - 13 Sep Pegasus Airlines direct
31 Aug - 06 Sep AZAL
27 Aug - 30 Aug Pegasus Airlines direct
22 Aug - 05 Sep Pegasus Airlines direct
21 Aug - 31 Aug Pegasus Airlines direct
25 Aug - 28 Aug Pegasus Airlines direct
25 Aug - 01 Sep Pegasus Airlines direct
26 Aug - 28 Aug Pegasus Airlines direct
31 Aug - 06 Sep Pegasus Airlines direct
26 Aug - 11 Sep Pegasus Airlines direct
28 Aug - 02 Sep Pegasus Airlines direct
25 Aug - 08 Sep Pegasus Airlines direct
26 Aug - 08 Sep Pegasus Airlines
29 Aug - 02 Sep Pegasus Airlines direct

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

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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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