Flights from the 15 busiest airports arrived 15+ minutes late 29.6% of the time in August 2026, +5.0 points on August 2025

Chicago (ORD) was highest at 35% · 1.8% cancelled · cancelled and diverted flights are not counted as late · 24.6% a year earlier

Energy & Transport · Travel · Bureau of Transportation Statistics · 30 Aug 2026