The ASLEF Union has announced that strike action will be taken by its members on Saturday 6 April.
There is also an ASLEF Union overtime ban from Thursday 4 April to Saturday 6 April, and from Monday 8 April to Tuesday 9 April.
Thursday 4, Friday 5, Monday 8 and Tuesday 9 April
A normal service is expected to run.
Strike day - Saturday 6 April
An amended timetable will be in operation as follows:
The first train will depart London Paddington at 07:25, then every 30 minutes at XX:25 and XX:55 until the last train at 18:25.
The first train will depart Heathrow Terminal 5 at 07:57, then every 30 minutes at XX:27 and XX:57 until the last train at 18:57.
Sunday 7 April
A reduced service will operate due to engineering work taking place between London Paddington and Ealing Broadway.
Check before you travel:
The National Rail Enquiries real-time journey planner is currently showing the normal planned services for the strike days, which is subject to change.
Please check your journey nearer the time for the amended strike day timetables.