DHL Air UK, incorporated as DHL Air Ltd., is a British cargo airline based in Orbital Park, Hounslow, London Borough of Hounslow. It is wholly owned by Deutsche Post and provides services on the group's DHL-branded parcel and express network in Europe. Its main base is East Midlands Airport. It forms a part of the greater DHL Aviation division.

Hounslow is a large suburban district of West London, England, 10+3⁄4 miles west-southwest of Charing Cross. It is the administrative centre of the London Borough of Hounslow, and is identified in the London Plan as one of the 14 metropolitan centres in Greater London.