What is the busiest airport in the world? (by number of passengers)
London Heathrow
Hartsfield–Jackson Atlanta International Airport
Beijing Capital International Airport
Dubai International Airport
Hartsfield–Jackson, is an international airport located 11 km south of Atlanta's central business district, in the U.S. state of Georgia. In 2012 it was the busiest airport in the world accommodating 100 million passengers (more than 260,000 passengers daily) and 950,119 flights.
reach: rather globalaviationgeography
Answers by country
London Heathrow
Hartsfield–Jackson Atlanta International Airport
Beijing Capital International Airport
Dubai International Airport
answers

36

242

35

60

92

13

13

14

582

26

146

58

5032

57

15

179

15

12

59