Cheapest return flights from Istanbul to Helsinki in August from $219

Best time to book flights for Istanbul (IST) to Helsinki (HEL) flights at AirHint

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

Return flights

26 Aug - 29 Aug Pegasus Airlines
29 Aug - 06 Sep Pegasus Airlines direct
16 Aug - 23 Aug Pegasus Airlines
22 Aug - 30 Aug Pegasus Airlines direct
07 Aug - 14 Aug Pegasus Airlines
29 Aug - 31 Aug Pegasus Airlines direct
07 Aug - 11 Aug Pegasus Airlines
22 Aug - 01 Sep airBaltic
25 Aug - 30 Aug Pegasus Airlines
22 Aug - 31 Aug Pegasus Airlines direct
11 Aug - 15 Aug Wizz Air UK
04 Aug - 11 Aug airBaltic
16 Aug - 01 Sep Pegasus Airlines
22 Aug - 01 Sep Turkish Airlines direct
16 Aug - 01 Sep Turkish Airlines direct

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

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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