Below is the list of Top 10 Busiest Airports in the World that based on the Total Passenger Traffic per Year, The list contains the update of the year 2011 and provided by the Airport Council international.
Rank | Airport | Location | Total Passengers |
| 1 |  United States Hartsfield–Jackson Atlanta International Airport | Atlanta, Georgia, United States | 92,365,860 |
| 2 | China Beijing Capital International Airport | Chaoyang, Beijing, China | 77,403,668 |
| 3 |  United Kingdom London Heathrow Airport | Hillingdon, London, United Kingdom | 69,433,565 |
| 4 | United States O’Hare International Airport | Chicago, Illinois, United States | 66,561,023 |
| 5 | Japan Tokyo International Airport | Ōta, Tokyo, Japan | 62,263,025 |
| 6 | United States Los Angeles International Airport | Los Angeles, California, United States | 61,848,449 |
| 7 | France Paris Charles de Gaulle Airport | Roissy-en-France, Île-de-France, France | 60,970,551 |
| 8 | United States Dallas Fort Worth International Airport | Dallas/Fort Worth, Texas, United States | 57,806,152 |
| 9 | Germany Frankfurt Airport | Frankfurt, Hesse, Germany | 56,436,255 |
| 10 | Hong Kong Hong Kong International Airport | Chek Lap Kok, Hong Kong, China | 53,314,213 |