In 2000, when the dot-com bubble burst, one of the highest-flying Internet companies to crash was Stamford, Conn.-based Priceline.com, known for bargain airline, hotel and car rental rates, and its zany celebrity pitchman William Shatner.

The resulting stock-drop class action, the company announced in a filing with the U.S. Securities and Exchange Commission two weeks ago, has settled for $80 million after six years of litigation before U.S. District Court Judge Alfred V. Covello.