June 2008 - Construction starts.
November 2009 - Atlanta City Council approves new lease with Delta Air Lines,after airport agrees to cut cost of the terminal project to $1.4 billion after it had ballooned to $1.7 billion.
January 2012 - City Council approves concessions contracts.
March 2012 - A judge denies losing concessionaires' request for an injunction to block airport from signing concessions deals, clearing the way for opening the international terminal in the spring. May 16 set as opening date.
Wednesday - International terminal and Concourse F opens for operations.