Heathrow is open and fully operational after a power outage left nearly 300,000 passengers stranded last week but questions remain about why flights were suspended for 18 hours.
Airlines such as British Airways and Virgin Atlantic will resume full schedules on Monday 24 March (Credit: iStock)
The UK’s largest airport decided to stop operations in the early hours of Friday soon after the blaze at an electrical substation started around midnight north of Heathrow.
The row around the airport’s decision to close raged over the weekend. The National Grid’s chief executive John Pettigrew told the Financial Times that while a fire knocking out a substation was a “unique event”, there were two other substations that remained operational and capable of powering the airport in west London.
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