Luxembourg Airport (IATA: LUX, ICAO: ELLX) is the main airport in Luxembourg. The airport was originally known as "Sandweiler Airport", and was opened in the 1930s as a small grass airfield with a relatively short, 3,400 ft (1,000 m) runway . Previously called Luxembourg Findel Airport due to its location at Findel, it is Luxembourg's only international airport and is the only airport in the country with a paved runway. It is located 6.02 km; east of Luxembourg City. In 2018, it handled 4.04 million passengers. By cargo tonnage, LUX/ELLX ranked as Europe's fifth-busiest and the world's 28th-busiest in 2010. Luxair, Luxembourg's international airline, and cargo airline Cargolux have their head offices on the airport property .