Cheapest return flights from Luxemburg to Istanbul in September from $233

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

Return flights

10 Sep - 19 Sep KLM
14 Sep - 21 Sep KLM
12 Sep - 03 Oct Ryanair
13 Sep - 04 Oct Lufthansa
05 Sep - 19 Sep Ryanair
07 Sep - 10 Sep Scandinavian Airlines
14 Sep - 21 Sep Turkish Airlines direct
13 Sep - 04 Oct Turkish Airlines direct
10 Sep - 19 Sep Turkish Airlines direct
12 Sep - 03 Oct Turkish Airlines direct
05 Sep - 19 Sep Turkish Airlines direct
07 Sep - 10 Sep Turkish Airlines direct

Also check the deals for one-way flights from Luxemburg to Istanbul in September.

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