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

Return flights

24 Jul - 14 Aug	Turkish Airlines
19 Jul - 07 Aug	Pegasus Airlines
13 Jul - 13 Aug	Turkish Airlines
14 Jul - 04 Aug	Pegasus Airlines
14 Jul - 28 Jul	Finnair
11 Jul - 18 Jul	Pegasus Airlines
13 Jul - 05 Aug	Pegasus Airlines
13 Jul - 02 Aug	Pegasus Airlines
13 Jul - 03 Aug	Pegasus Airlines
10 Jul - 27 Jul	Finnair
12 Jul - 19 Jul	Ryanair
10 Jul - 09 Aug	Turkish Airlines
08 Jul - 23 Jul	Pegasus Airlines

Also check the deals for one-way flights from Helsinki 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 Helsinki to Tehran in July from $1003

Return flights