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London's Heathrow Terminal 4 reopens after hazardous materials incident
Published by Global Banking and Finance Review
Posted on September 8, 2025
2 min readLast updated: January 22, 2026
Global Banking and Finance Review
Company
Published by Global Banking and Finance Review
Posted on September 8, 2025
2 min readLast updated: January 22, 2026
Heathrow Terminal 4 reopens after a hazardous materials incident. Emergency services ensured safety, with flights resuming as planned.
LONDON (Reuters) - One of the four terminals at London's Heathrow Airport that was evacuated earlier on Monday over what emergency services called a "possible hazardous materials incident" has now reopened after it was declared safe, the airport said in an update.
Heathrow - Europe's busiest airport - apologised for the disruption, saying on social media platform X that it was "doing everything we can" to ensure all flights depart as planned.
Separately, a spokesperson for the London Fire Brigade said that it was standing down its response to the incident.
The British airport's Terminal 4 - serving both European and long-haul routes - was shut temporarily on Monday evening as specialist crews from the brigade were deployed to carry out an assessment.
The fire brigade said that around 20 people had been assessed on scene by paramedics. The nature of the incident has not been disclosed.
Unverified video clips shared online showed dozens of passengers waiting outside the terminal. The departures section on Heathrow's website showed flights continuing to take off.
The entire airport was shut for nearly a day in March when a huge fire at a nearby electrical substation knocked out its power, disrupting flight schedules around the world and stranding thousands of passengers.
(Reporting by Muvija M; Editing by Chris Reese and Rosalba O'Brien)
The evacuation was due to a possible hazardous materials incident, prompting emergency services to respond.
Heathrow Airport apologized for the disruption on social media, stating they were doing everything possible to ensure flights departed as planned.
The London Fire Brigade deployed specialist crews to assess the situation and later stood down their response after assessing around 20 people on scene.
Despite the evacuation, the departures section on Heathrow's website indicated that flights continued to take off.
Yes, the entire airport was shut down for nearly a day in March due to a fire at a nearby electrical substation, which caused significant disruptions.
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