The reservation for this year’s concerts of one of the world’s most prestigious festivals, the London Proms, opens on Saturday 17 May at 9 a.m. Reservation is possible online, by phone (+44 0845 401 5040) or at the box office (Royal Albert Hall, Kensington, London). Online reservation is easy with the virtual Proms planner. Since the rush on tickets can be important, patience is required.