London – High Wycombe – Oxford / Birmingham
Timetable Changes – Engineering Works & Special Events
Until Approximately 10:00: Due to Network Rail engineering works in the Leamington Spa area, buses will replace trains between Banbury – Leamington Spa – Warwick – Warwick Parkway.
In connection with the London Marathon, the following additional early morning trains will operate:
* Banbury 06.40 - Bicester North 06.54 - Haddenham & Thame Parkway 07.06 - High Wycombe 07.20 - Beaconsfield 07.27 - Gerrards Cross 07.33 - Marylebone 07.56.
* Aylesbury 07.00 - Princes Risborough 07.16 - High Wycombe 07.27 - Beaconsfield 07.34 - Gerrards Cross 07.40 - Denham 07.44 - South Ruislip 07.50 - Marylebone 08.09.
Additionally, there is a sporting event at Wembley Stadium – FA Cup Semi-Final (Arsenal vs Manchester City). 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.