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

Return flights

11 Jul - 25 Jul	AZAL
25 Jul - 27 Jul	AZAL
11 Jul - 18 Jul	AZAL
18 Jul - 20 Jul	AZAL
24 Jul - 26 Jul	AZAL
10 Jul - 26 Jul	AZAL
26 Jul - 04 Aug	AJet
14 Jul - 29 Jul	AZAL
18 Jul - 01 Aug	AJet	direct
13 Jul - 15 Jul	AJet	direct
15 Jul - 15 Jul	AJet	direct
11 Jul - 25 Jul	AJet	direct
19 Jul - 18 Aug	AJet
10 Jul - 01 Aug	AZAL
10 Jul - 01 Aug	AJet	direct
20 Jul - 20 Aug	AJet	direct
17 Jul - 23 Aug	AJet	direct
09 Jul - 10 Aug	Air Arabia
26 Jul - 04 Aug	Iran Air Tours	direct
15 Jul - 16 Aug	AJet

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

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 return flights from Istanbul to Tehran in July from $126

Return flights