Dayton Aviation National Historical Park Expansion Act - Amends the Dayton Aviation Heritage Preservation Act of 1992 to provide for the acquisition and inclusion of the following additional sites in the Dayton Aviation Heritage National Historical Park: (1) Hawthorn Hill, Oakwood, Ohio; and (2) the Wright Company factory and associated land and buildings, Dayton, Ohio.
Authorizes the Secretary of the Interior to enter into a cooperative agreement with one or more partners, including the Wright Family Foundation, to operate and provide programming for Hawthorn Hill and charge reasonable fees to defray park operation and programming costs.