A SIGNALLING fault between London Paddington and Reading is causing major disruption on services this morning (July 26).

The fault means trains have to run at a reduced speed on some lines, with services being cancelled, delayed or revised.

Major disruption was expected until 12pm but has been extended until 6pm.

Affected routes:

  • Elizabeth line between Reading / Heathrow Airport Terminal 4 / Heathrow Airport Terminal 5 and London Paddington
  • Great Western Railway between Penzance / Paignton / Carmarthen / Hereford / Oxford / Greenford and London Paddington
  • Heathrow Express between Heathrow Airport Terminal 5 and London Paddington

A signalling fault between Reading and London Paddington also caused delays yesterday (July 25).

Visit National Rail's journey planner to plan ahead.

Updates as we have them.