Severe thunderstorms on June 30, 2026, led to significant flight disruptions at London Heathrow and Gatwick airports, grounding more than 900 flights. The intense weather caused widespread cancellations and delays throughout the day.
Both arrivals and departures were impacted across domestic and international routes, with airport operations experiencing ongoing interruptions as a result of the violent summer storms. Passengers encountered considerable delays as flights were rescheduled or cancelled.
