More than 500 flights were canceled and over 4,000 delayed at JFK, LaGuardia, Newark, and Philadelphia airports on July 18, 2026. The FAA attributed the disruptions to weather and air traffic control staffing shortages.
On July 18, 2026, 4,896 US flights were delayed and 126 cancelled, with Chicago O’Hare suffering the highest disruptions. Staffing shortages and wildfire smoke reduced air traffic capacity.
On July 18, 2026, 4,896 flights across the U.S. were delayed and 126 cancelled due to wildfire smoke and FAA staffing shortages. Chicago O’Hare and Atlanta were among the hardest hit airports.