AirHint found the following cheapest return flights from London (LON) to Cluj-napoca (CLJ) in September 2026 (see full year).
Return flights
| 03 Sep - 15 Sep | Ryanair | direct | |
| 03 Sep - 12 Sep | Wizz Air Malta | ||
| 03 Sep - 12 Sep | Ryanair | direct | |
| 04 Sep - 06 Sep | Wizz Air Malta | ||
| 04 Sep - 06 Sep | Wizz Air Malta | direct |
Also check the deals for one-way flights from London to Cluj-napoca in September.
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