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

Return flights

07 Dec - 03 Jan	Pegasus Airlines
19 Dec - 02 Jan	Ryanair
24 Dec - 06 Jan	Pegasus Airlines
20 Dec - 02 Jan	Pegasus Airlines
24 Dec - 04 Jan	Pegasus Airlines
20 Dec - 03 Jan	Pegasus Airlines
24 Dec - 05 Jan	Lufthansa
21 Dec - 05 Jan	Austrian Airlines

Also check the deals for one-way flights from Helsinki to Tehran in December.

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 December from $666

Return flights