Cheapest one-way flights from Helsinki to Istanbul in October from $81

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 October 2025 (see full year).

One-Way flights

24 Oct Pegasus Airlines direct
21 Oct Pegasus Airlines direct
01 Oct Pegasus Airlines direct
17 Oct Pegasus Airlines direct
22 Oct Pegasus Airlines direct
23 Oct Pegasus Airlines direct
02 Oct Pegasus Airlines direct
08 Oct Pegasus Airlines direct
29 Oct Air France
31 Oct airBaltic

Also check the deals for return flights from Helsinki to Istanbul in October.

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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