The Airlines Industry, Concentration and Allegations of Collusion

By Paula W. Render –

In 1978, when Congress deregulated the airline industry, there were 10 airlines that provided scheduled national and international service, and those 10 accounted for 90 percent of the domestic marketplace. Today, there are four major airlines and a few smaller ones providing comparable service, and the four major airlines provide 80 percent of U.S. domestic flights. This consolidation occurred due to mergers, but also as the result of the industry’s chroni