AirHint found the following cheapest return flights from London (LGW) to Cluj-napoca (CLJ) in December 2025 (see full year).

Return flights

13 Dec - 16 Dec	Wizz Air UK
12 Dec - 15 Dec	easyJet
11 Dec - 14 Dec	easyJet
16 Dec - 19 Dec	Wizz Air UK
06 Dec - 10 Jan	easyJet
29 Dec - 04 Jan	easyJet
15 Dec - 29 Dec	easyJet
24 Dec - 04 Jan	Vueling Airlines
17 Dec - 28 Dec	SWISS
19 Dec - 31 Dec	easyJet
26 Dec - 02 Jan	easyJet
25 Dec - 03 Jan	Wizz Air Malta
20 Dec - 28 Dec	SWISS
31 Dec - 05 Jan	easyJet
20 Dec - 04 Jan	Vueling Airlines
24 Dec - 10 Jan	SWISS
31 Dec - 03 Jan	easyJet
24 Dec - 02 Jan	easyJet

Also check the deals for one-way flights from London to Cluj-napoca 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 London to Cluj-napoca in December from 126€

Return flights