All Early and Interwar Flying Boats

was an American pusher biplane flying-boat built by Boeing between 1928 and 1929

The Supermarine Sea Lion II was a British racing flying boat

The Dornier Do E was a small German flying boat of 1924, designed for reconnaissance missions.

The Fairey N.4 was a 1920s British five-seat long range reconnaissance flying boat.

The Dornier Libelle (en:"Dragonfly I"), also designated Do A, was a German open-cockpit, all-metal, parasol wing, monoplane flying boat aircraft

The Dornier Do 14 was a prototype seaplane, developed by Dornier Flugzeugwerke with backing from the Luftwaffe for experimental propulsion studies.

was a large three-engined biplane flying boat designed by Claudius Dornier

was a biplane flying boat, designed by Claudius Dornier as a follow-on to his Zeppelin-Lindau Rs.I

The NC-4 is a Curtiss NC flying boat that was the first aircraft to fly across the Atlantic Ocean, albeit not non-stop.

The Felixstowe F.2 was a 1917 British flying boat class designed and developed by Lieutenant Commander John Cyril Porte RN at the naval air station, Felixstowe during the First World War adapting a larger version of his superior Felixstowe F.1 hull design married with the larger Curtiss H-12 flying boat.

The Dornier Do J Wal ("whale") is a twin-engine German flying boat of the 1920s designed by Dornier Flugzeugwerke and manufactured in five countries.

The Savoia-Marchetti S.55 is a twin-engine twin-hull monoplane flying boat designed and produced by the Italian aircraft manufacturer Savoia-Marchetti.

The Short Singapore was a British multi-engined biplane flying boat built after the First World War.

The Dornier Do 18 was a development of the Do 16 flying boat. It was developed for the Luftwaffe, but Deutsche Luft Hansa received five aircraft and used these for tests between the Azores and the North American continent in 1936 and on their mail route over the South Atlantic from 1937 to 1939.