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900+ Flights Grounded at Heathrow and Gatwick Due to Thunderstorms

900+ Flights Grounded at Heathrow and Gatwick Due to Thunderstorms
Image: foster and partners, london stansted airport, UK 1981-1991 by seier+seier via flickr, by

More than 900 flights have been grounded at London Heathrow and London Gatwick airports on June 30, 2026, amid severe thunderstorms affecting the region. The grounding has led to major disruptions in airport operations today.

Flight Disruptions and Travel Chaos

The severe weather conditions with intense thunderstorms are responsible for widespread flight cancellations and delays across both airports. Passengers at these major UK airports should anticipate ongoing disruptions throughout the day due to the impact of the storms on flight schedules.