CN1919American flying boatsCurtiss NC-4First aircraft to fly across the Atlantic (1919, with stops)Curtiss · United States→SS1928American flying boatsSikorsky S-38Twin-engined amphibian that opened many of the first airline routes around the Caribbean.Sikorsky · United States→DD1930American flying boatsDouglas DolphinAmphibious flying boat used as a private aircraft, airliner and military transport.Douglas · United States→CP1935American flying boatsConsolidated PBY CatalinaOne of the most widely built flying boatsConsolidated Aircraft · United States→SV1937American flying boatsSikorsky VS-44Four-engined flying boat built for transatlantic passenger flights.Vought-Sikorsky · United States→B31938American flying boatsBoeing 314 ClipperPan Am flights across the Atlantic and PacificBoeing · United States→VO1938American flying boatsVought OS2U KingfisherFloatplane launched from the catapults of US Navy battleships and cruisers.Vought · United States→MP1939American flying boatsMartin PBM MarinerTwin-engined patrol flying boat with a gull wing, used in the Second World War and the Korean War.Glenn L. Martin Company · United States→