Cheapest return flights from Istanbul to Helsinki in April from $154

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

AirHint found the following cheapest return flights from Istanbul (IST) to Helsinki (HEL) in April 2025 (see full year).

Return flights

19 Apr - 23 Apr Pegasus Airlines direct
24 Apr - 27 Apr Pegasus Airlines direct
18 Apr - 21 Apr Pegasus Airlines direct
19 Apr - 22 Apr Pegasus Airlines direct
09 Apr - 14 Apr Pegasus Airlines direct
15 Apr - 19 Apr Pegasus Airlines direct
25 Apr - 28 Apr Pegasus Airlines direct
23 Apr - 26 Apr Pegasus Airlines direct
25 Apr - 27 Apr Pegasus Airlines direct
23 Apr - 25 Apr Pegasus Airlines direct
28 Apr - 02 May Pegasus Airlines direct
30 Apr - 04 May Wizz Air UK
30 Apr - 04 May Pegasus Airlines direct

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

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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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