(all times EST)
| 8:00 | American Flight 11, a Boeing 767, departs Boston Logan bound for Los Angeles |
| 8:01 | United Flight 93, a Boeing 757, departs Newark International bound for San Francisco |
| 8:14 | United Flight 175, a Boeing 767, departs Boston Logan bound for Los Angeles |
| 8:21 | American Flight 77, a Boeing 757, departs Washington Dulles bound for Los Angeles |
| 8:45 | Hijacked Flight 11 crashes into north tower of World Trade Center around floor 90 |
| 8:46 | FAA notifies North East ADS |
| 8:52 | Two F-15s scrambled from Rome, New York |
| 9:03 | Hijacked United Flight 175 crashes into south tower of World Trade Center around floor 80 |
| 9:08 | FAA halts all flights approaching the New York City area |
| ~9:15 | FAA's national command center counts 11 aircraft out of contact or flying unexpected routes |
| 9:24 | FAA alerts NORAD headquarters |
| 9:26 | FAA issues ground stop of all traffic nationwide |
| 9:29 | 5,102 aircraft are airborne in U.S. airspace |
| 9:30 | Three F-16s scrambled from Langley AFB, Virginia |
| 9:41 | Hijacked American Flight 77 crashes into Pentagon in Virginia |
| 9:45 | FAA orders all aircraft to land as soon as possible, with 4,546 aircraft airborne |
| 9:57 | President Bush departs Florida aboard Air Force One |
| 10:00 | U.S. military forces worldwide placed on alert, including nuclear forces |
| 10:00 | Passengers on United Airlines Flight 93 decide to attack their hijackers |
| 10:05 | South tower of World Trade Center collapses |
| 10:10 | Portion of Pentagon collapses |
| 10:10 | Hijacked United Flight 93 crashes in Somerset County, Pennsylvania |
| 10:15 | 2,803 aircraft still in flight in U.S. airspace |
| 10:28 | North tower of World Trade Center collapses |
| 10:39 | FAA closes all operations at all airports nationwide (except landings), with 1,693 aircraft still airborne |
| 11:00 | New York major Rudy Giuliani orders evacuation of lower Manhattan |
| 11:06 | FAA suspends all operations in national airspace, with 1,305 aircraft airborne |
| 12:16 | All aircraft in the U.S. are on the ground excepting only military, law enforcement, and emergency operations aircraft |
| 12:36 | President Bush issues statement from Barksdale AFB, Louisiana |
| 12:55 | Taliban officials claim innocence |
| 14:50 | President Bush arrives at Offutt AFB, Nebraska, fomer SAC headquarters |
| 16:00 | U.S. officials for the first time attribute attacks to Osama bin Laden |
| 17:20 | 7 World Trade Center collapses |
| 18:00 | Reports of explosions in Kabul, Afghanistan, from Northern Alliance attack |
| 18:54 | President Bush arrives at the White House |
| 20:30 | President Bush addresses the nation from the White House |
Go to part 3, after 11 September to end of 2001
© 2002 by Wm. Robert Johnston.
Last modified 31 March 2002.
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