AirHint found the following cheapest return flights from Luxemburg (LUX) to Istanbul (IST) in August 2026 (see full year).

Return flights

24 Aug - 25 Sep	Scandinavian Airlines
14 Aug - 13 Sep	Scandinavian Airlines
24 Aug - 01 Sep	Lufthansa
24 Aug - 25 Sep	Turkish Airlines	direct
12 Aug - 28 Aug	Lufthansa
14 Aug - 17 Aug	Lufthansa
03 Aug - 16 Aug	Luxair
10 Aug - 17 Aug	KLM
07 Aug - 12 Aug	Luxair
01 Aug - 08 Aug	Lufthansa
08 Aug - 15 Aug	Lufthansa
05 Aug - 09 Aug	Lufthansa
14 Aug - 14 Aug	Lufthansa
01 Aug - 16 Aug	Lufthansa
24 Aug - 01 Sep	Turkish Airlines	direct
14 Aug - 13 Sep	Turkish Airlines	direct

Also check the deals for one-way flights from Luxemburg to Istanbul 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 Istanbul in August from 161€

Return flights