Severe thunderstorms on June 30, 2026, caused significant disruption at London’s Heathrow and Gatwick airports, resulting in the cancellation of more than 900 flights. The adverse weather conditions impacted operations across both major UK airports throughout the day.
Thousands of Passengers Affected by Flight Cancellations
The widespread flight cancellations left approximately 40,000 passengers stranded as they faced delays and cancellations. Both Heathrow and Gatwick experienced severe operational challenges due to the storm, affecting numerous travelers and their scheduled services. Airports and airlines have been managing the ongoing disruptions as the situation unfolded.
The uncertainties related to the exact timing of the thunderstorms and the impact on individual
airlines have not been clarified. Nevertheless, the scale of cancellations underscores the considerable effect extreme weather can have on key aviation hubs in the London area.
