KDPA is the ICAO code for Dupage Airport (IATA DPA), located in Chicago, IL.
DuPage Airport (KDPA) sits in West Chicago, Illinois, 30 miles west of downtown Chicago. The two runways (7,571 ft, 4,750 ft) handle every current business jet. Field elevation 758 ft, no density-altitude concerns. KDPA is the structural Chicago-west dedicated bizjet airport — the principal Chicago suburban charter destination + alternative to KPWK Wheeling. Ground time to Naperville is 20 minutes; downtown Chicago is 45.
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 Midway International Airport, both in nearby Chicago.
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