AirHint found the following cheapest return flights from Graz (GRZ) to Hamburg (HAM) in April 2026 (see full year).

Return flights

17 Apr - 24 Apr	Eurowings	direct
03 Apr - 05 Apr	Eurowings	direct
19 Apr - 24 Apr	Eurowings	direct
06 Apr - 09 Apr	Eurowings	direct
16 Apr - 20 Apr	Eurowings	direct
10 Apr - 12 Apr	Lufthansa
17 Apr - 21 Apr	Lufthansa
29 Apr - 04 May	Austrian Airlines
30 Apr - 04 May	Austrian Airlines
07 Apr - 10 Apr	Austrian Airlines
30 Apr - 04 May	Eurowings	direct

Also check the deals for one-way flights from Graz to Hamburg in April.

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 April from $196

Return flights