AirHint found the following cheapest return flights from Graz (GRZ) to Zurich (ZRH) in July 2025 (see full year).

Return flights

10 Jul - 14 Jul	SWISS	direct
17 Jul - 21 Jul	Austrian Airlines	direct
24 Jul - 28 Jul	SWISS	direct
09 Jul - 16 Jul	Austrian Airlines	direct
28 Jul - 04 Aug	Austrian Airlines
18 Jul - 27 Jul	Austrian Airlines
16 Jul - 25 Jul	SWISS
28 Jul - 04 Aug	SWISS	direct
30 Jul - 01 Aug	Austrian Airlines
23 Jul - 25 Jul	Austrian Airlines
14 Jul - 18 Jul	Eurowings
16 Jul - 25 Jul	SWISS	direct
30 Jul - 01 Aug	SWISS	direct
23 Jul - 25 Jul	SWISS	direct

Also check the deals for one-way flights from Graz to Zurich 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 Graz to Zurich in July from $270

Return flights