AirHint found the following cheapest return flights from Luxemburg (LUX) to Bucharest (OTP) in December 2025 (see full year).

Return flights

11 Dec - 18 Dec	easyJet
14 Dec - 20 Dec	Ryanair
05 Dec - 08 Dec	Ryanair
12 Dec - 19 Dec	easyJet
12 Dec - 18 Dec	easyJet
12 Dec - 15 Dec	easyJet
05 Dec - 07 Dec	Ryanair
10 Dec - 12 Dec	easyJet
08 Dec - 12 Dec	Ryanair
08 Dec - 12 Dec	Luxair	direct
15 Dec - 05 Jan	easyJet
16 Dec - 06 Jan	Lufthansa
15 Dec - 06 Jan	Lufthansa
31 Dec - 06 Jan	Lufthansa
28 Dec - 05 Jan	Ryanair
30 Dec - 06 Jan	Lufthansa
31 Dec - 05 Jan	Ryanair
29 Dec - 02 Jan	easyJet
30 Dec - 02 Jan	Ryanair
30 Dec - 03 Jan	Ryanair

Also check the deals for one-way flights from Luxemburg to Bucharest in December.

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 Bucharest in December from 102€

Return flights