busiest airports in the world 2015
1. Hartsfield-Jackson Atlanta International Airport remained the busiest passenger airport in the world in 2014, with more than 96 million passengers, according to Airports Council International's latest World Airport Traffic Report.assenger growth was evident among the rest of the world's busiest airports. With more than 86 million passengers last year, Beijing Capital International Airport remained in second place, increasing 2.9% over 2013.