Cheapest one-way flights from Helsinki to Istanbul in August from $76

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

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

One-Way flights

11 Aug Pegasus Airlines direct
14 Aug Pegasus Airlines direct
21 Aug Pegasus Airlines direct
13 Aug Pegasus Airlines direct
10 Aug Pegasus Airlines direct
04 Aug Pegasus Airlines direct
29 Aug Pegasus Airlines direct
07 Aug Pegasus Airlines direct
08 Aug Pegasus Airlines direct
28 Aug Pegasus Airlines direct

Also check the deals for return 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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