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

Return flights

24 Sep - 29 Sep	Ryanair
24 Sep - 01 Oct	Ryanair
23 Sep - 01 Oct	easyJet
27 Sep - 29 Sep	Vueling Airlines
25 Sep - 29 Sep	easyJet
18 Sep - 21 Sep	Ryanair
20 Sep - 21 Sep	Vueling Airlines
29 Sep - 13 Oct	Volotea	direct
29 Sep - 06 Oct	Volotea	direct
29 Sep - 01 Oct	Volotea	direct
26 Sep - 30 Sep	Lufthansa
26 Sep - 05 Oct	easyJet
17 Sep - 21 Sep	easyJet
29 Sep - 15 Oct	Volotea	direct
29 Sep - 08 Oct	Volotea	direct
24 Sep - 28 Sep	Lufthansa
22 Sep - 28 Sep	Lufthansa
26 Sep - 28 Sep	Lufthansa
29 Sep - 03 Oct	Lufthansa
29 Sep - 12 Oct	Volotea	direct

Also check the deals for one-way flights from Nice to Luxemburg 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 Nice to Luxemburg in September from 100€

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