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

Return flights

13 Aug - 24 Aug	Ryanair
20 Aug - 27 Aug	Austrian Airlines
13 Aug - 20 Aug	Ryanair
07 Aug - 11 Aug	Ryanair
13 Aug - 16 Aug	Ryanair
11 Aug - 17 Aug	Lufthansa
08 Aug - 11 Aug	Air Serbia
29 Aug - 05 Sep	SWISS
02 Aug - 07 Aug	Lufthansa
27 Aug - 03 Sep	Ryanair
14 Aug - 21 Aug	Ryanair
03 Aug - 08 Aug	Ryanair
27 Aug - 03 Sep	Luxair	direct

Also check the deals for one-way flights from Thessaloniki to Luxemburg 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 Thessaloniki to Luxemburg in August from 215€

Return flights