Both flights that hit the twin towers (Flight 11 and Flight 175) departed from Logan International Airport in Boston.
Flight 77 which hit the Pentagon had departed from Dulles International Airport in Virgina.
Flight 93 which crashed in Pennsylvania had departed from Newark Liberty International Airport in New Jersey.
2
No one knows. All planes were eventually grounded on 9/11, so who knows if there could have been more that they were planning to hijack but didn't get to.
At 6:35 a.m.
there were 19 hijackers involved in 9/11 and they hijacked 4 planes ......
The planes used to attack on 9/11 were large passenger planes.
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American Airlines and United Airlines were the two airlines that had planes hijacked on 9/11.
I think the 9/11 planes were Boeing 767s. im not sure. they were big but!
Three of the planes were American Airlines flights and one was from United Airlines,
There were 19 Saudi men who took over the planes.
September the 11th 2001, commonly known as 9/11
Although it is quite tragic no none survived