- In 1955 Delta pioneered the “hub and spoke” system
- In the 1930s flight attendants were required to be unmarried nurses who weighed less than 115 pounds
- Delta has its roots in a crop-dusting operation in Macon, Georgia
- Chicago O’Hare’s airport code, ORD, stands for Orchard Field
- Southwest’s original route map was drawn on a cocktail napkin and used 3 planes
- Over the years several airlines have operated “Nerd Bird” flights between the Silicon Valley and Los Angeles or Austin
