Originally Posted by rezznor
u forgot the part at the end when fox finds out bruce had already fixed the autopilot
Yea that too, but it doesn't mean he actually used it. It's not like he was thinking "Yea few months from now I will use this to transport an atomic bomb".
I can't see Batman trusting an autopilot with the nuke, everything in the trilogy was an allusion to his sacrifice. Those little scenes in the end were there just to keep the hope alive.