 The giant airships of the 1930s remain, as of 2016, the largest aircraft ever constructed, while the Hughes H-4 "Spruce Goose" of 1947 had the largest wingspan of any fixed-wing type.The Hybrid Air Vehicles Airlander 10 hybrid airship is the largest aircraft flying today.The lifting capacity of an aircraft depends on the wing size and its "loading", the weight per unit area that the wing can support.