Morning Timeline (All times are Eastern Daylight Time – EDT):
- 8:00 AM: American Airlines Flight 11 departs from Boston, headed for Los Angeles.
- 8:14 AM: United Airlines Flight 175 departs from Boston, also bound for Los Angeles.
- 8:19 AM: American Airlines Flight 11 is hijacked by five terrorists. Flight attendant Betty Ong notifies American Airlines of the situation. The plane’s course is altered, and it heads toward New York City.
- 8:21 AM: American Airlines Flight 77 departs from Washington, also bound for Los Angeles.
- 8:42 AM: United Airlines Flight 93 departs from Newark, New Jersey, bound for San Francisco.
- 8:42 AM: United Airlines Flight 175 is hijacked by five terrorists.
- 8:51 AM: American Airlines Flight 77 is hijacked by five terrorists.
- 9:28 AM: United Airlines Flight 93 pilot Jason Dahl first signals “Mayday” after the hijackers take control of the cockpit shortly after the plane passes over Cleveland, Ohio.