The busiest airports in the world in 2014 in terms of total passengers were Hartsfield-Jackson Atlanta International Airport, Beijing Capital International Airport and London Heathrow Airport, according to Airports Council International. Hartsfield–Jackson carried over 96 million passengers in 2014, earning the title of world's busiest airport for the 17th consecutive year. In terms of total aircraft movements, however, Chicago O'Hare International Airport was slightly busier than Hartsfield with over 881,000 total movements. Hong Kong International Airport carried the most cargo.Continue Reading
Hartsfield-Jackson Atlanta International Airport is the world's busiest airport primarily because it serves as the hub of Delta Air Lines and its affiliated airlines, Delta Connection and ExpressJet. Delta carries approximately 40 million passengers a year at the airport, which boasts 207 gates and five runways. Hartsfield–Jackson also serves as a focus city for Southwest Airlines.
Hartsfield–Jackson is one of four U.S. airports among the world's ten busiest; the others are Los Angeles International Airport, Chicago O'Hare International Airport and Dallas-Fort Worth International Airport. Airports in London, Tokyo, Dubai, Paris and Hong Kong also rank in the top ten.
London ranks as the world's largest airport system, carrying over 146 million passengers at its six airports. New York is the largest airport system in the United States, serving 116 million passengers at Newark, John F. Kennedy and La Guardia airports.Learn more about Geography