Cheapest return flights from Helsinki to Istanbul in May from 131€

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

Return flights

06 May - 11 May Pegasus Airlines direct
15 May - 20 May Pegasus Airlines direct
15 May - 22 May Pegasus Airlines direct
16 May - 18 May Pegasus Airlines direct
15 May - 19 May Pegasus Airlines direct
16 May - 22 May Pegasus Airlines direct
06 May - 12 May Pegasus Airlines direct
15 May - 18 May Pegasus Airlines direct
07 May - 12 May Pegasus Airlines direct
01 May - 05 May Pegasus Airlines direct
29 May - 01 Jun airBaltic
29 May - 01 Jun Pegasus Airlines direct
30 May - 24 Jun Lufthansa
30 May - 24 Jun Pegasus Airlines direct

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

Powered by

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.

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.