The FAA delayed more than 4,000 flights and cancelled over 500 on July 11, 2026 at JFK, LaGuardia, Newark, and Philadelphia airports. Delays stemmed from weather and air traffic control staffing shortages.
The FAA canceled over 500 flights and delayed 4,000 more into New York and Philadelphia airports on July 11-12, 2026. Weather and control staffing shortages caused ground stops and delays at JFK, LaGuardia, Newark, and Philadelphia airports.
On July 11, 2026, Europe recorded 1,840 flight delays and 74 cancellations across major airports including Paris Charles de Gaulle and Heathrow. British Airways and Air France were among the most disrupted airlines.