AirHint found the following cheapest return flights from Luxemburg (LUX) to Geneva (GVA) in August 2025 (see full year).

Return flights

22 Aug - 26 Aug	Lufthansa
30 Aug - 27 Sep	SWISS
31 Aug - 28 Sep	Lufthansa
15 Aug - 18 Aug	Lufthansa
16 Aug - 19 Aug	SWISS
14 Aug - 22 Aug	SWISS
08 Aug - 12 Aug	Lufthansa
06 Aug - 11 Aug	Lufthansa
07 Aug - 11 Aug	Lufthansa
06 Aug - 10 Aug	Lufthansa
07 Aug - 10 Aug	Lufthansa
21 Aug - 24 Aug	Lufthansa
31 Aug - 28 Sep	Luxair	direct

Also check the deals for one-way flights from Luxemburg to Geneva 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 Luxemburg to Geneva in August from 147€

Return flights