Cheapest return flights from Helsinki to Istanbul in August from $170

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

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

Return flights

25 Aug - 03 Sep Pegasus Airlines direct
27 Aug - 31 Aug Pegasus Airlines direct
01 Aug - 20 Aug airBaltic
15 Aug - 22 Aug airBaltic
23 Aug - 27 Aug airBaltic
23 Aug - 26 Aug Pegasus Airlines
15 Aug - 22 Aug Pegasus Airlines direct
22 Aug - 24 Aug airBaltic
23 Aug - 27 Aug Pegasus Airlines direct
18 Aug - 23 Aug Pegasus Airlines
11 Aug - 17 Aug Pegasus Airlines

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