Engineering work is taking place in the early hours between Hayes & Harlington and Maidenhead, closing all lines.
The 00:36, 01:35 and 03:36 London Paddington to Reading will start from Maidenhead.
The 00:35 Didcot Parkway to London Paddington and 02:24 Reading to London Paddington will terminate Maidenhead.
Check before you travel:
You can plan your journey using the National Rail Journey Planner.