(7:59 a.m.): Flight 11 Is Late Taking Off

Flight 11 takes off from Boston's Logan Airport, 14 minutes after its scheduled 7:45 departure time

8:01 a.m.: Flight 93 Is Delayed for 41 Minutes

8:14 a.m.: Flight 175 Takes Off 16 Minutes Late

Flight 175 takes off from Boston's Logan Airport, 16 minutes after its scheduled 7:58 departure time.

(8:20 a.m.): Flight 77 Takes Off 10 Minutes Late

Flight 77 departs Dulles International Airport near Washington, ten minutes after its 8:10 scheduled departure time. [CNN, 9/17/01; Washington Post, 9/12/01; Guardian, 10/17/01; 9/11 Commission Report, 6/17/04; Associated Press, 8/19/02 (B)]