Cheapest return flights from Graz to Heraklion in September from $238

AirHint found the following cheapest return flights from Graz (GRZ) to Heraklion (HER) in September 2025 (see full year).

Return flights

05 Sep - 29 Sep Lufthansa
03 Sep - 10 Sep Lufthansa
06 Sep - 17 Sep Austrian Airlines
04 Sep - 11 Sep Austrian Airlines
01 Sep - 07 Sep Austrian Airlines
01 Sep - 08 Sep Lufthansa
15 Sep - 20 Sep SWISS
29 Sep - 06 Oct Lufthansa
03 Sep - 27 Sep Lufthansa
16 Sep - 27 Sep Austrian Airlines
16 Sep - 16 Sep Austrian Airlines
29 Sep - 06 Oct Eurowings direct

Also check the deals for one-way flights from Graz to Heraklion in September.

Skyscanner

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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