Originally Posted by
sgrech
I am looking at Economy, I clicked on the flight numbers and one class O (cheaper) and one is class K which is about £200 more :-( Both show as discount economy in fact there seems to be about 5 discount economy classes?
3, if not 9, depending how you look at it
http://www.britishairways.com/en-gb/...-avios/flights gives an overview of all the fare classes in descending order of price (ignore that it's about earning Avios).