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

Return flights

26 Aug - 04 Sep	Lufthansa
23 Aug - 28 Aug	SWISS
24 Aug - 28 Aug	Lufthansa
30 Aug - 05 Sep	SWISS
24 Aug - 05 Sep	Lufthansa
26 Aug - 03 Sep	SWISS
12 Aug - 04 Sep	SWISS
24 Aug - 04 Sep	Lufthansa
18 Aug - 29 Aug	SWISS
15 Aug - 28 Aug	Lufthansa
17 Aug - 28 Aug	Lufthansa
16 Aug - 28 Aug	Lufthansa
28 Aug - 02 Sep	Ryanair
21 Aug - 02 Sep	SWISS
26 Aug - 02 Sep	SWISS
29 Aug - 02 Sep	SWISS
21 Aug - 26 Aug	Lufthansa
15 Aug - 22 Aug	Lufthansa
12 Aug - 19 Aug	SWISS
20 Aug - 26 Aug	SWISS

Also check the deals for one-way flights from Luxemburg to Athens 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 Athens in August from $139

Return flights