London – High Wycombe – Oxford / Birmingham
Timetable Changes – Engineering Works & Wembley Stadium Event
Due to engineering works, the line is closed between Bicester Village and Oxford all day. Oxford trains will operate only between Marylebone and Bicester Village. Connecting rail replacement buses will operate between Bicester Village – (Islip –) Oxford Parkway – Oxford (in both directions).
Additionally, there is a sporting event at Wembley Stadium – Tottenham Hotspur vs Chelsea. An amended timetable will operate for most of the day, with many services calling additionally at Wembley Stadium.
London – Amersham – Aylesbury Vale Parkway
Timetable Changes – Reduced Service
A reduced frequency of one train per hour will operate between Marylebone and Aylesbury after approximately 15:00. Additionally, during this period, buses will replace trains between Aylesbury and Aylesbury Vale Parkway.
Please refer to the attached timetables for full details.