AirHint found the following cheapest one-way flights from Istanbul (IST) to Helsinki (HEL) in June 2026 (see full year).

One-Way flights

12 Jun	airBaltic
01 Jun	airBaltic
06 Jun	KLM
30 Jun	Wizz Air
21 Jun	airBaltic
01 Jun	Turkish Airlines	direct
06 Jun	Turkish Airlines	direct
27 Jun	Air France
12 Jun	Turkish Airlines	direct
30 Jun	Turkish Airlines	direct

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

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 one-way flights from Istanbul to Helsinki in June from $104

One-Way flights