Split Kastela/Resnik Airport (Airport Split) (IATA: SPU, ICAO: LDSP) is the airport serving Split and Kastela in Split-Dalmatia County, Croatia. It is close to the town of Trogir.
The airport is the second largest in Croatia (after Zagreb) in terms of passenger numbers, handling 1,219,741 passengers in 2010. It is an important hub for Croatia Airlines offering flights to many European cities, such as London, Amsterdam, Frankfurt, Rome and Paris.
The airport was opened on 25 November 1966. The apron had dimensions of only 200 x 112m and had 6 parking positions. Planned capacity was 150,000 passengers. In 1968. the traffic was already at 150,737, and in 1969 at 235,000. In 1967 the apron was extended for the first time, to accommodate 10 aircraft.