They have just FORMALLY ANNOUNCED the ROH 2019/20 season with this link:  https://www.roh.org.uk/news/royal-opera-house-2019-20-season-announced   Meanwhile ... published earlier:-    If you flip through the calendar you will find the make-up of both the Royal Ballet and the Royal Opera seasons: https://www.roh.org.uk/events/calendar/2019/09 Full lengths are:  Manon, Sleeping Beauty, Coppélia, Onegin, Swan Lake (count them 25!!!) and McGregor's The Dante Project one