London Daily

Focus on the big picture.
Wednesday, Nov 19, 2025

Heathrow Airport Closure Due to Substation Fire Causes Major Disruption

Heathrow Airport Closure Due to Substation Fire Causes Major Disruption

Significant power outage following a fire at an electrical substation affects thousands of flights and passengers worldwide.
Heathrow Airport in London, the busiest airport in Europe, was closed on Friday due to a severe power outage caused by a fire at a nearby electrical substation in Hayes, west London.

The incident began late on Thursday evening when a transformer at the substation caught fire, involving approximately 25,000 liters of cooling oil, leading to major hazards due to high-voltage equipment in the vicinity.

London Fire Brigade dispatched approximately 70 firefighters to control the blaze, establishing a 200-meter cordon and evacuating around 150 residents from surrounding areas.

Initial reports indicated that the power outage had resulted from the failure of a backup transformer, which led to a loss of power critical for airport operations.

Heathrow’s Chief Executive, Thomas Woldbye, stated that although the airport has three substations, the backup system also failed, necessitating the closure of the airport as safety procedures required a complete restructuring of the power supply from the unaffected substations.

As a result, the airport announced it would remain closed until 11:59 PM on Friday, leading to the cancellation of over 1,000 flights, affecting more than 200,000 passengers.

Airlines such as British Airways, Air Canada, and United Airlines confirmed significant disruptions, with some flights diverted to other European airports, including Gatwick and Shannon.

Early Friday evening, power appeared to have been restored through an interim solution from National Grid, which reported that power had been reconfigured to resupply the areas impacted by the fire.

The airport began resuming operations, prioritizing repatriation flights for stranded passengers.

Despite the restoration of power, officials warned that extensive disruptions would likely continue over the weekend as flight schedules remained affected.

British Airways indicated that the repercussions of the closure would be felt for days, as logistical challenges emerged regarding repositioning aircraft and crew to addresses the backlog of cancelled flights.

Further investigations into the cause of the fire are ongoing, led by the Metropolitan Police's counter-terrorism command, though authorities have stated there is no suspicion of foul play at this time.

The Transport Secretary, Heidi Alexander, acknowledged the unprecedented nature of the incident while emphasizing the rapid response from emergency services.

The incident has raised questions regarding Heathrow's emergency preparedness and resilience, particularly in light of critical infrastructure management.

With Heathrow serving as a vital hub for global air travel and freight, the implications of this disruption extend beyond mere passenger inconvenience to potential impacts on trade and logistics.

Experts within the aviation industry have called the event akin to a significant historical disruption in aviation, highlighting the challenges faced in restoring operations in a timely manner.

As communities in Ireland, where many flights were diverted, expressed their challenges, airlines and airports continue to cooperate closely to manage the fallout from this incident.

Heathrow officials have indicated expectations of a return to normal operations by Saturday, yet the operational landscape remains delicate as recovery processes unfold.
Newsletter

Related Articles

0:00
0:00
Close
Caribbean Reparations Commission Seeks ‘Mutually Beneficial’ Justice from UK
EU Insists UK Must Contribute Financially for Access to Electricity Market and Broader Ties
UK to Outlaw Live-Event Ticket Resales Above Face Value
President Donald Trump Hosts Saudi Crown Prince Mohammed bin Salman at White House to Seal Major Defence and Investment Deals
German Entertainment Icons Alice and Ellen Kessler Die Together at Age 89
UK Unveils Sweeping Asylum Reforms with 20-Year Settlement Wait and Conditional Status
UK Orders Twitter Hacker to Repay £4.1 Million Following 2020 High-Profile Breach
Popeyes UK Eyes Century Mark as Fried-Chicken Chain Accelerates Roll-out
Two-thirds of UK nurses report working while unwell amid staffing crisis
Britain to Reform Human-Rights Laws in Sweeping Asylum Policy Overhaul
Nearly Half of Job Losses Under Labour Government Affect UK Youth
UK Chancellor Reeves Eyes High-Value Home Levy in Budget to Raise Tens of Billions
UK Urges Poland to Choose Swedish Submarines in Multi-Billion € Defence Bid
US Border Czar Tom Homan Declares UK No Longer a ‘Friend’ Amid Intelligence Rift
UK Announces Reversal of Income Tax Hike Plans Ahead of Budget
Starmer Faces Mounting Turmoil as Leaked Briefings Ignite Leadership Plot Rumours
UK Commentator Sami Hamdi Returns Home After US Visa Revocation and Detention
UK Eyes Denmark-Style Asylum Rules in Major Migration Shift
UK Signals Intelligence Freeze Amid US Maritime Drug-Strike Campaign
TikTok Awards UK & Ireland 2025 Celebrates Top Creators Including Max Klymenko as Creator of the Year
UK Growth Nearly Stalls at 0.1% in Q3 as Cyberattack Halts Car Production
Apple Denied Permission to Appeal UK App Store Ruling, Faces Over £1bn Liability
UK Chooses Wylfa for First Small Modular Reactors, Drawing Sharp U.S. Objection
Starmer Faces Growing Labour Backlash as Briefing Sparks Authority Crisis
Reform UK Withdraws from BBC Documentary Amid Legal Storm Over Trump Speech Edit
UK Prime Minister Attempts to Reassert Authority Amid Internal Labour Leadership Drama
UK Upholds Firm Rules on Stablecoins to Shield Financial System
Brussels Divided as UK-EU Reset Stalls Over Budget Access
Prince Harry’s Remembrance Day Essay Expresses Strong Regret at Leaving Britain
UK Unemployment Hits 5% as Wage Growth Slows, Paving Way for Bank of England Rate Cut
Starmer Warns of Resurgent Racism in UK Politics as He Vows Child-Poverty Reforms
UK Grocery Inflation Slows to 4.7% as Supermarkets Launch Pre-Christmas Promotions
UK Government Backs the BBC amid Editing Scandal and Trump Threat of Legal Action
UK Assessment Mis-Estimated Fallout From Palestine Action Ban, Records Reveal
UK Halts Intelligence Sharing with US Amid Lethal Boat-Strike Concerns
King Charles III Leads Britain in Remembrance Sunday Tribute to War Dead
UK Retail Sales Growth Slows as Households Hold Back Ahead of Black Friday and Budget
Shell Pulls Out of Two UK Floating Wind Projects Amid Renewables Retreat
Viagogo Hit With £15 Million Tax Bill After HMRC Transfer-Pricing Inquiry
Jaguar Land Rover Cyberattack Pinches UK GDP, Bank of England Says
UK and Germany Sound Alarm on Russian-Satellite Threat to Critical Infrastructure
Former Prince Andrew Faces U.S. Congressional Request for Testimony Amid Brexit of Royal Title
BBC Director-General Tim Davie and News CEO Deborah Turness Resign Amid Editing Controversy
Tom Cruise Arrives by Helicopter at UK Scientology Fundraiser Amid Local Protests
Prince Andrew and Sarah Ferguson Face Fresh UK Probes Amid Royal Fallout
Mothers Link Teen Suicides to AI Chatbots in Growing Legal Battle
UK Government to Mirror Denmark’s Tough Immigration Framework in Major Policy Shift
UK Government Turns to Denmark-Style Immigration Reforms to Overhaul Border Rules
UK Chancellor Warned Against Cutting Insulation Funding as Budget Looms
UK Tenant Complaints Hit Record Levels as Rental Sector Faces Mounting Pressure
×