If you really resent paying for the full year, then you're probably best looking at halls or university owned accommodation. Look at it from the LL's point of view, they're not going to make much of a profit if the students decide they're not paying for holidays, and it's not sensible to have long voids between rental periods. Also, what if you need to retake, or you want to spend time at uni writing your dissertation during the summer? Or, what if you want to rent the house for a second year? You can't expect the landlord not to charge you when he/she won't be able to rent the property out again just for the summer, because you want to come back in the autumn ...