America’s Most Time-Draining Airports

The 20 airports on our list transported 345 million passengers last year, about 45% of all U.S. passengers. This massive volume–almost double what it was two decades ago–strains the existing infrastructure. From 2003 to 2008, the percentage of on-time arrivals nationwide declined from 81% to 71%. During the same period, late departures increased 9%.