The airline operates an extensive European narrow-body freighter network for FedEx-TNT based out of the Eurohub in Liège Airport, Belgium. In addition to its own fleet, the airline also manages various third-party airlines providing aircraft for this network.
ASL Airlines Belgium was formerly TNT Airways. The airline was founded in 1999 and acquired by ASL Aviation Holdings in May 2016. Supplying the FedEx-TNT combination European network with the required aircraft numbers and aircraft types to meet their ever-changing network schedule remains the airlines main activity.