AirHint found the following cheapest return flights from Graz (GRZ) to Hamburg (HAM) in August 2025 (see full year).

Return flights

25 Aug - 27 Aug	Eurowings	direct
27 Aug - 31 Aug	Eurowings	direct
20 Aug - 25 Aug	Eurowings	direct
31 Aug - 08 Sep	Eurowings	direct
24 Aug - 27 Aug	Eurowings	direct
18 Aug - 25 Aug	Eurowings	direct
31 Aug - 07 Sep	Eurowings	direct
27 Aug - 29 Aug	Eurowings	direct
17 Aug - 18 Aug	Eurowings	direct
20 Aug - 26 Aug	Lufthansa
05 Aug - 09 Aug	Lufthansa
06 Aug - 10 Aug	Lufthansa
29 Aug - 01 Sep	Lufthansa
29 Aug - 06 Sep	Lufthansa
29 Aug - 01 Sep	Eurowings	direct

Also check the deals for one-way flights from Graz to Hamburg 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 Graz to Hamburg in August from 130€

Return flights