AirHint found the following cheapest return flights from London (LHR) to Cluj-napoca (CLJ) in December 2026 (see full year).
Return flights
| 21 Dec - 01 Jan | SWISS | ||
| 21 Dec - 02 Jan | SWISS | ||
| 16 Dec - 31 Dec | LOT | ||
| 01 Dec - 06 Dec | LOT | ||
| 04 Dec - 06 Dec | Lufthansa | ||
| 20 Dec - 27 Dec | Lufthansa | ||
| 20 Dec - 01 Jan | SWISS | ||
| 19 Dec - 03 Jan | Lufthansa |
Also check the deals for one-way flights from London to Cluj-napoca in December.
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