AirHint found the following cheapest return flights from Luxemburg (LUX) to Berlin (BER) in September 2025 (see full year).

Return flights

30 Sep - 07 Oct	Luxair	direct
27 Sep - 30 Sep	Ryanair
29 Sep - 06 Oct	Lufthansa
30 Sep - 05 Oct	Lufthansa
30 Sep - 11 Oct	Lufthansa
23 Sep - 30 Sep	Ryanair
29 Sep - 04 Oct	KLM
29 Sep - 03 Oct	Lufthansa
23 Sep - 27 Sep	Ryanair
26 Sep - 03 Oct	SWISS
25 Sep - 28 Sep	KLM
24 Sep - 27 Sep	Lufthansa
25 Sep - 27 Sep	Lufthansa
23 Sep - 28 Sep	KLM
29 Sep - 29 Sep	Lufthansa
27 Sep - 29 Sep	Ryanair
29 Sep - 30 Sep	Lufthansa
29 Sep - 01 Oct	Lufthansa
30 Sep - 11 Oct	Luxair	direct
30 Sep - 04 Oct	easyJet

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

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 Berlin in September from $218

Return flights