Fundamental shifts in airline services have pressured airports to adopt new strategies in order to survive and thrive. Already we are seeing the first signs of a new kind of airport that will replace the dated facilities operating in most cities. For decades, airline operations were a model of stability. What caused the industry to turn topsy-turvy? One major force was the appearance of a new breed of low-cost carriers, such as Southwest Airlines. Their innovative way of doing business, coupled with the advent of smaller-capacity regional jets, made airports hustle to accommodate the increased volume of passengers and rapid