From Colchester train to Ipswich, train to The Busway Railway Station, then bus to Addenbrooke's, Keith Day Road. 2hrs 05min £23. From Colchester Town Centre, Stanwell Street (Colch Bus Stn) line 305 bus to Cambridge, Mortimer Road then bus to Hospital Bus Station. 2hrs 52min £14. From Colchester Town Centre, Stanwell Street (Colch Bus Stn) bus to Stansted Airport, Coach Station, line 727 bus to Trumpington, The Busway Trumpington Park-and-Ride (Car Park), then bus to Addenbrooke's, Hospital Treatment Centre. 3hrs 03min £18. From Colchester drive to Addenbrooke's Hospital. 1hrs 29min £11.