Cheapest one-way flights from Helsinki to Istanbul in May from $72

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

One-Way flights

09 May Ryanair
05 May Ryanair
09 May Pegasus Airlines direct
12 May Ryanair
16 May Pegasus Airlines direct
05 May Pegasus Airlines direct
26 May Ryanair
19 May Pegasus Airlines direct
03 May Pegasus Airlines direct
13 May Pegasus Airlines direct

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

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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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