Quote Originally Posted by Asmodeus View Post
A 478

There is nothing in the RAW prohibiting the use of Spring Attack while flying. Of course, there is nothing explicitly allowing it either, and some people would conclude that the existence of a separate feat for a separate mode of movement indicates that Spring Attack is exclusive to normal movements.

Consult with your DM for his/her/its specific interpretation of the RAI (Rules as Intended)
See that would be me...
I don't know whether to allow it, as there is a flyby feat and all it seems wrong, what do you say Eye tyrant?