These Crystal River Cruises fares must be booked before 30 April 2019. Sailing date Vessel Route Fares (*) 28 April 2019 Crystal Bach Vienna Round Trip 7 days, £3,211 29 April 2019 Crystal Mahler Vienna to Budapest 7 days £4,050 30 April 2019 Crystal Mozart Vienna Round Trip 10 days £3,144 30 April 2019 Crystal …