AirHint found the following cheapest return flights from Zagreb (ZAG) to Copenhagen (CPH) in August 2025 (see full year).

Return flights

18 Aug - 25 Aug	Ryanair
13 Aug - 17 Aug	Norwegian Air Sweden AOC
01 Aug - 04 Aug	Austrian Airlines
01 Aug - 03 Aug	Austrian Airlines
24 Aug - 27 Aug	Croatia Airlines
20 Aug - 24 Aug	Lufthansa
19 Aug - 24 Aug	Austrian Airlines
22 Aug - 25 Aug	Austrian Airlines
22 Aug - 29 Aug	Austrian Airlines
20 Aug - 26 Aug	Lufthansa

Also check the deals for one-way flights from Zagreb to Copenhagen in August.

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 Copenhagen in August from 171€

Return flights