Severe thunderstorms on June 30, 2026, led to the cancellation of over 900 flights at Heathrow and Gatwick airports. Approximately 40,000 passengers were stranded amid this widespread travel disruption.
Chicago O’Hare recorded 306 flight delays and four cancellations on June 30, 2026. Airlines affected include SkyWest, Republic, and United Airlines on domestic and international routes.
American Airlines disrupted 118 flights at Miami International Airport on June 30, 2026. Widespread cancellations and delays affected many passengers during the day.