And as you should know, its all about yield. Wizzair costs will be significantly lower than any Lacacy. Nobody is offering £10. I take it you have not done a test booking on the Jordan route. Not using fat cow LHR saves you a fortune.
BA & Royal Jordian will be making their big money on First & Business yet their economy is still what I could get to the Far East or US for. Legacy will be probably taking Cargo as well which makes their Economy fare more shameful.