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Over 900 Flights Grounded at Heathrow and Gatwick Due to Thunderstorms on June 30, 2026

Over 900 Flights Grounded at Heathrow and Gatwick Due to Thunderstorms on June 30, 2026
Image: 5/25/2011 (261/365) - Detroit Terminal Connector by Fire At Will [Photography] via flickr, by-sa

Severe Storms Halt Flights at Major London Airports

On June 30, 2026, over 900 flights were grounded at London Heathrow and Gatwick airports as violent thunderstorms swept through the region. The intense weather conditions prompted extensive flight disruptions, affecting both departures and arrivals at these key international travel hubs.

Thousands of passengers were impacted by cancellations and significant delays across domestic and overseas routes. The severe summer storms caused considerable operational challenges for airport authorities and airlines, intensifying travel difficulties during the peak season.