You get shunted to EDI or DUB normally for 3-4 days at a time and normally as a plot change ! If you want an easier life then the 300 is the one, flying considerably less hrs year on year than 757 drivers. The down side to the 300 is that you become very familiar with the QRH, especially the hydraulics section. LGW main base for both of those fleets. Both fleets should be dying out, but company are hanging on to the machines as long as possible.