Cheapest return flights from Istanbul to Helsinki in April from 147€

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

Return flights

13 Apr - 16 Apr Pegasus Airlines direct
10 Apr - 28 Apr Pegasus Airlines
17 Apr - 28 Apr Lufthansa
18 Apr - 22 Apr Lufthansa
22 Apr - 27 Apr Lufthansa
23 Apr - 27 Apr Lufthansa
22 Apr - 29 Apr Lufthansa
25 Apr - 28 Apr Lufthansa
22 Apr - 26 Apr Lufthansa
23 Apr - 28 Apr Lufthansa
28 Apr - 03 May Lufthansa
28 Apr - 03 May Pegasus Airlines direct

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

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