Severe thunderstorms on June 30, 2026, led to significant flight disruptions at London Heathrow and Gatwick airports. The adverse weather conditions forced airlines to ground numerous flights, resulting in widespread operational interruptions at two of the UK’s busiest hubs.
More than 900 flights were cancelled between Heathrow and Gatwick, leaving close to 40,000 passengers stranded at these airports. Travelers faced extensive delays and cancellations as airport operations struggled to cope with the storm’s impact throughout the day.
