Birmingham - Stratford-upon-Avon - Banbury - High Wycombe - London Marylebone:
Wireless Festival at Hyde Park London: Drake. Some late night services will be strengthened to accommodate additional passengers.
Amersham - London Marylebone:
No trains between Amersham and London Marylebone.
No direct trains to/from Aylesbury Vale Parkway and London Marylebone.
Revised train times in both directions between Aylesbury Vale Parkway and Amersham.
Travelling to London Marylebone:
From Amersham, Chalfont & Latimer, Chorleywood, Rickmansworth and Harrow-on-the-Hill: London Underground replacement bus
or train services.
Oyster Pay As You Go users must validate their card at Amersham and London Marylebone as part of the bus replacement service.
Oxford - Islip - Bicester Town line:
Normal service. No planned alterations.