If you want a cheap flight from Cluj to London, you've got zero airlines to choose from.
London Stansted is just one of the airports in London. If you're not set on a specific airport, try changing your search from London Stansted to London to see a broader range of flights – they might be cheaper.
If you're planning on going to London during this time, you could take a look at other airport options. Or you could try to get a last-minute bargain.
