London – High Wycombe – Oxford / Birmingham
Timetable Changes – Easter Monday (Public Holiday)
An amended Saturday timetable will operate; no services will call at Sudbury Harrow Road or Sudbury Hill Harrow.
London – Amersham – Aylesbury Vale Parkway
Timetable Changes – Engineering Works
All Day: Due to London Underground engineering works, a reduced service of one train per hour will operate between Aylesbury Vale Parkway and stations to Amersham. Connecting buses will operate between Amersham and Beaconsfield, for connecting trains to/from Marylebone.
Please refer to the attached timetables for full details.