Originally Posted by corporate-wage-slave

On this route it was, and is dynamic. So if you look at 18 March you'll see £25 on both airports, but a number of BA flights with no HBO fares - very common on Fridays - since they've sold enough of those and in any case they're dealing with "distress customers". Then if you move into the middle distance it falls to £15 or occasionally £10. That hasn't changed any time recently, and is all about having a low enough fare to attract people at the different price points.