To Fly! is a 1976 short documentary film which follows the history of flight, from the first hot air balloons in the 19th century to 21st century space probes. It was created for performance at the National Air and Space Museum's IMAX Theater in Washington, D.C.

It was written by Jim Freeman , Greg MacGillivray , Tom McGrath , Francis Thompson, Robert M. Young and Arthur Zegart . It was directed by Freeman and MacGillivray. The film has been deemed "culturally significant" by the United States Library of Congress and selected for preservation in the National Film Registry.