Howard Aircraft Corporation was a small United States aircraft manufacturer in the 1930s and 1940s. The factory was initially on the south side of Chicago Municipal Airport at 5301 W. 65th Street; during World War II a second plant was opened at DuPage Airport west of Chicago.

DuPage Airport is a general aviation airport located 29 miles (47 km) west of downtown Chicago in West Chicago, DuPage County, Illinois, United States. It is owned and operated by the DuPage Airport Authority, which is an independent government body established by law by the state of Illinois. It also serves as a relief airport for O'Hare International Airport and Chicago Midway International Airport, both in nearby Chicago.