Engineering work is taking place between Princes Risborough and Aylesbury, closing all lines.
The 00:10 London Marylebone to Aylesbury will be cancelled.
The 00:05 London Marylebone to Banbury service will be retimed and will call at Princes Risborough.
Rail replacement bus will run from Princes Risborough and Aylesbury.
Check before you travel:
You can plan your journey using the National Rail Enquiries Journey Planner
Replacement Bus Travel Advice:
For helpful advice if you need to travel on a rail replacement service, including accessibility and bicycle information, please use this page.
You can find the location of your bus replacement by checking station signs or by searching for your station on our station information pages.
Please be advised that replacement vehicles may be busier than usual, and you should allow extra time for your journey.