Heathrow Airport has announced a complete closure following a significant fire at a nearby electrical substation, affecting global flight operations. Diversions are in effect as airlines redirect many flights, with safety measures in place for affected passengers. The incident highlights Heathrow's critical role in international travel.
London Heathrow Airport in Britain announced a complete closure for Friday following a significant fire at a nearby electrical substation. This incident led to a power outage, severely affecting flight operations globally. The London Fire Brigade reported that approximately 70 firefighters were battling the blaze in west London, which resulted in the power cut at Heathrow, Europe's busiest airport and the fifth busiest worldwide.
Flames were visibly rising into the sky, though the cause of the fire remains undetermined. FlightRadar24 indicated numerous flights were being rerouted to alternative airports. For instance, Qantas Airways redirected its Perth to Paris flight, and United Airlines sent its New York flight to Shannon, Ireland. Some U.S.-bound flights turned back mid-air to their original departure points.
Flight Diversions and Safety Measures
A United Airlines flight from San Francisco was redirected to Washington, D.C., instead of London. British Airways and Virgin Atlantic also diverted flights to Gatwick Airport nearby. "To maintain the safety of our passengers and colleagues, Heathrow will be closed until 23h59 on 21 March," stated Heathrow Airport on X, advising passengers against traveling to the airport during this period.

On land, several homes and businesses experienced power outages. The fire brigade reported evacuating 29 individuals from nearby properties as a precautionary measure. A 200-metre safety cordon was established, leading to around 150 people being evacuated for safety reasons.
Impact on Air Traffic Control
The Eurocontrol agency, responsible for managing air traffic control across Europe, noted on its operations website that no arrivals were permitted at Heathrow due to the power failure. They confirmed that diversion plans were in place for affected flights. Heathrow is renowned as one of the world's busiest two-runway airports with approximately 1,300 combined take-offs and landings daily.
"Heathrow is one of the major hubs of the world," remarked Ian Petchenik from FlightRadar24. "This is going to disrupt airlines' operations around the world." The airport's spokesperson informed Reuters via email that while fire crews were addressing the incident, there was no clear timeline for when power might be reliably restored. They anticipated significant disruptions over the coming days.
The situation underscores Heathrow's critical role in global aviation networks and highlights how such incidents can have widespread repercussions on international travel schedules.
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