The Collaborative International Dictionary of English v.0.48:
Overfly \O`ver*fly"\, v. t. [imp. Overflew; p. p. Overflown; p. pr. & vb. n. Overflying.] To cross or pass over by flight. --Byron. [1913 Webster]WordNet (r) 3.0 (2006):
overfly v 1: fly over; "The plane passed over Damascus" [syn: pass over, overfly]