2. How many flights per day?
If you look up into the sky right now, you’ll probably see one or more airplanes soaring overhead. There are over 100,000 actual flights each day in the world. The busiest airport with the most passengers in this country is the Hartsfield-Jackson International Airport in Atlanta, Ga. Memphis International Airport in Memphis, Tenn., is the busiest cargo airport. Internationally, Dubai International Airport has the most passengers and Hong Kong the most cargo.