The Portland-to-Boston flight used by 9/11 hijackers Mohamed Atta and Abdulaziz Alomari arrives on time at Boston's Logan Airport. (Der Spiegel 2002)
Atta and Alomari then cross a parking lot on their way to the departure terminal for Flight 11, and are observed asking for directions. The other three Flight 11 hijackers arrive at Logan Airport in a rented car around this same time (see (6:45 a.m.) September 11, 2001). (9/11 Commission 8/26/2004, pp. 5)