Philadelphia International Airport is the 18th busiest U.S. airport in passenger traffic, with 30.5 million air travelers last year.
The nation’s busiest passenger airport, Atlanta, handled 94.4 million fliers, while 66.8 million traversed Chicago O’Hare, according to Airports Council International.
Among airports with the fastest passenger growth, Philadelphia was No. 25 among the top 50. Passenger traffic here was up 1 percent.
How does the nation’s sixth-largest metro area by population come in No. 18 in passengers?
Read more at http://www.philly.com/philly/business/transportation/20140424_Why_PHL_ranks_just_18th_for_air_passengers.html#P4IVjH9JTs20XwMX.99