World's busiest airports

Published On: Oct 17 2013 12:29:02 PM CDT   Updated On: Sep 13 2014 12:31:32 PM CDT

Where is the world's busiest airport? The answer may surprise you.

Chicago O'Hare International Airport
18 / 22
Tim Boyle/Getty Images

5. O'Hare International Airport in Chicago (66,777,161 passengers)

Upload Photos / Videos