Over 1,500 flights were canceled in France on July 3 and 4 due to a strike by air traffic controllers, affecting more than 300,000 passengers. The strike, condemned by Airlines for Europe, occurred during the busy summer travel season, forcing thousands to cancel their plans. Major airports including Nice, Paris Orly, and Charles de Gaulle saw significant cancellations. The French Civil Aviation Authority reported 933 cancellations on Thursday alone, with 272 out of 1,000 controllers participating in the strike.