ASL Airlines Hungary Kft, formerly Farnair Hungary, was an airline based on the property of Budapest Ferenc Liszt International Airport in Budapest, Hungary. It operated scheduled express cargo services, ad hoc charter services and relief missions. The airline ran a fleet of Boeing B737-400SF midrange freighter aircraft serving customers in the express parcel, mail and online trading sectors. Its main base was Budapest Ferihegy International Airport.

ASL Airlines Ireland (ASLI), formerly Air Contractors, is a cargo airline with an extensive operations network. It operates scheduled freight services throughout Europe on behalf of major parcel integrators such as Amazon, FedEx Feeder and DHL Express; and some wet lease services for scheduled airlines. ASL Aviation Holdings DAC, the parent company of ASL Airlines Ireland, is headquartered in Swords, County Dublin, Ireland.