Heathrow Airport is closed for the entire day following a fire at an electrical substation in Hayes, West London, which caused a significant power outage.

Over 1,350 flights have been affected, leading to widespread cancellations and diversions to other airports such as Gatwick, Paris Charles de Gaulle, and Shannon in Ireland.

Passengers are advised not to travel to Heathrow Airport until further notice and to contact their respective airlines for updates.

Approximately 70 firefighters with ten fire engines are working to control the blaze at the substation.

Approximately 70 firefighters with ten fire engines are working to control the blaze at the substation.

The cause of the fire at the electrical substation remains unknown, with investigations ongoing.

Airlines like British Airways and Virgin Atlantic are diverting flights to alternative airports and advising passengers to check flight statuses before traveling.

Residents in the affected areas are advised to keep windows and doors closed due to the significant amount of smoke from the fire.

eathrow Airport has announced it will remain closed until midnight, with no clear timeline for power restoration, and significant disruptions are expected in the coming days.