Continuity mistake: When they take off from Bangor you see the landing gear retract, but in the next shot it's back down again.
Continuity mistake: When Nick checks on Albert after he knocks out Craig, during a close-up of Albert you can see that he reaches his hand up to his face. In the very next shot his hand's on his lap again.
Continuity mistake: In the scene were the pilot among the survivors start to land for the first time, the plane starts to shake. The teenage girl is comforted by the teenage boy. In one shot the girl wears her black jacket, in the next shot she's only wearing her green sweater, but in later shots she wears her jacket again. (00:46:10)
Continuity mistake: There is a scene where Laurel, Dinah, and Toomey are in the Cloud 9 restaurant and everyone else is out by the windows looking at the plane. The camera cuts from the group out by the windows - which includes Gaffney - immediately to a shot of the Cloud 9 restaurant sign. You can see Gaffney inside the restaurant through the sign. (01:29:45)
Continuity mistake: In most scenes at Bangor airport the plane (L1011/Tristar) can be seen in the middle distance from the terminal window, but in one or two scenes it's right outside blocking the view.
Continuity mistake: Albert knocks Toomey out with a toaster. You can see during several subsequent shots that there is only a small amount of blood on Toomey's forehead and none at all on his face. Toomey lies there unconscious for a while, without changing position, and when he wakes up, suddenly his whole face is cut up and bloody. (01:54:00 - 01:59:05)