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

Return flights

19 Aug - 12 Sep	Ryanair
29 Aug - 12 Sep	Ryanair
20 Aug - 12 Sep	Ryanair
22 Aug - 17 Sep	Ryanair
18 Aug - 13 Sep	Ryanair
18 Aug - 11 Sep	Ryanair
16 Aug - 12 Sep	Ryanair
16 Aug - 11 Sep	Ryanair
16 Aug - 10 Sep	Ryanair
26 Aug - 15 Sep	Air France
04 Aug - 08 Aug	Ryanair
22 Aug - 25 Aug	Ryanair
06 Aug - 12 Aug	Ryanair
06 Aug - 10 Aug	Ryanair
06 Aug - 13 Aug	Ryanair
07 Aug - 09 Aug	Ryanair
07 Aug - 10 Aug	Ryanair
12 Aug - 19 Aug	Ryanair
08 Aug - 11 Aug	Ryanair
04 Aug - 14 Aug	Ryanair

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 191€

Return flights