AirHint found the following cheapest return flights from Zagreb (ZAG) to Helsinki (HEL) in July 2025 (see full year).

Return flights

07 Jul - 11 Jul	Turkish Airlines
10 Jul - 17 Jul	Turkish Airlines
11 Jul - 18 Jul	Turkish Airlines
21 Jul - 25 Aug	Turkish Airlines
21 Jul - 30 Jul	Turkish Airlines
28 Jul - 13 Aug	Turkish Airlines
10 Jul - 12 Jul	Turkish Airlines
27 Jul - 29 Jul	Turkish Airlines
27 Jul - 03 Aug	Turkish Airlines

Also check the deals for one-way flights from Zagreb to Helsinki in July.

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 return flights from Zagreb to Helsinki in July from $353

Return flights