Since 1998, Hartsfield-Jackson Atlanta International Airport in the United States has been the world's busiest passenger airport. Numbers represent the number of passengers enplaned and deplaned with passengers in transit counted only once.
1. Hartsfield-Jackson Atlanta International Airport - 90,039,280
2. O'Hare International Airport (Chicago) - 69,353,654
3. Heathrow Airport (London) - 67,056,228
4. Haneda Airport (Tokyo) - 65,810,672
5. Paris-Charles de Gaulle Airport - 60,851,998
6. Los Angeles International Airport - 59,542,151
7. Dallas/Fort Worth International Airport - 57,069,331
8. Beijing Capital International Airport - 55,662,256*
9. Frankfurt Airport - 53,467,450
10. Denver International Airport - 51,435,575
11. Madrid Barajas Airport - 50,823,105
12. Hong Kong International Airport - 47,898,000
13. John F. Kennedy International Airport (New York City) - 47,790,485
14. Amsterdam Airport Schiphol - 47,429,741
15. McCarran International Airport (Las Vegas) - 44,074,707
16. George Bush Intercontinental Airport (Houston) - 41,698,832
17. Phoenix Sky Harbor International Airport - 39,890,896
18. Bangkok International Airport - 38,604,009
19. Singapore Changi Airport - 37,694,824
20. Dubai International Airport - 37,441,440 (New to the list)
21. San Francisco International Airport - 37,405,467
22. Orlando International Airport - 35,622,252
23. Newark Liberty International Airport (New Jersey) - 35,299,719
24. Detroit Metropolitan Wayne County Airport - 35,144,841
25. Leonardo da Vinci-Fiumicino Airport (Rome) - 35,132,879 (New to the list)
26. Charlotte Douglas International Airport (North Carolina) - 34,732,584 (New to the list)
27. Munich Airport - 34,530,593
28. London Gatwick Airport - 34,214,474
29. Miami International Airport - 34,063,531
30. Minneapolis-St. Paul International Airport - 34,032,710
* Beijing Capital International Airport saw a seven million passenger increase from 2006 to 2008, likely due to the 2008 Summer Games held in Beijing.
Airports that previously made the top thirty ranking list for busiest airports but are not on this year's ranking of the busiest airports include: Narita International Airport (Tokyo), and Philadelphia International Airport, Toronto Pearson International Airport (Canada).
