Saturday 17 and Sunday 18 January 2026:
An amended timetable will be in operation, in respect of the following:
- Planned engineering works.
- (Track works at South Ruislip).
- Enhanced Amersham-line service.
The railway is closed between Wembley Stadium and Denham on both days. Rail replacement buses will operate as follows, connecting with trains at Aylesbury Vale Parkway, Bicester Village, Bicester North, Gerrards Cross and with London Underground Metropolitan Line services to/from Baker Street at Hillingdon:
- Hillingdon (LU) - Denham - Gerrards Cross.
- Aylesbury Vale Parkway - Bicester Village - Bicester North.
- Some late night buses will be extended to/from Banbury.
IMPORTANT:
Passengers travelling between Marylebone - Bicester Village/Bicester North and stations to Oxford/Birmingham should travel via Aylesbury Vale Parkway.
Passengers travelling between Marylebone - stations to Haddenham & Thame Parkway should travel via Hillingdon (LU).