richarjm is right go along to both and find out what each is like and if it would suit you. The flying club has more of a choice of aircraft to fly than the flight centre and isnt on a 9-5 basis, training can be done without hassle after 5 and is cheaper than the flight centre. If you look at the instructers page/section on the prestwick flying club website youll see what kind of background these guys have.