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

Return flights

08 Dec - 15 Dec	Wizz Air
09 Dec - 15 Dec	Wizz Air UK
04 Dec - 11 Dec	Ryanair
04 Dec - 12 Dec	Ryanair
15 Dec - 15 Jan	easyJet
06 Dec - 10 Dec	easyJet
07 Dec - 10 Dec	easyJet
12 Dec - 14 Dec	Vueling Airlines
13 Dec - 15 Jan	easyJet
11 Dec - 05 Jan	Wizz Air UK
11 Dec - 14 Dec	Vueling Airlines
25 Dec - 31 Dec	Vueling Airlines
07 Dec - 14 Dec	easyJet
16 Dec - 01 Jan	Wizz Air UK
31 Dec - 05 Jan	Ryanair
30 Dec - 05 Jan	Vueling Airlines
21 Dec - 12 Jan	easyJet
27 Dec - 01 Jan	Vueling Airlines
18 Dec - 06 Jan	easyJet
31 Dec - 04 Jan	Ryanair

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 $111

Return flights