AirHint found the following cheapest one-way flights from London (LON) to Cluj-napoca (CLJ) in September 2025 (see full year).
03 Sep | Ryanair | direct | |
17 Sep | Ryanair | direct | |
11 Sep | Ryanair | direct | |
18 Sep | Ryanair | direct | |
06 Sep | Ryanair | direct | |
13 Sep | Ryanair | direct | |
14 Sep | Wizz Air Malta | direct | |
12 Sep | Wizz Air Malta | direct |
Also check the deals for return flights from London to Cluj-napoca in September.
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.