This is a list of aircraft in alphabetical order beginning with 'S'.
(Société Commercial Aéronautique, France)
(Stabilimento Costruzioni Aeronautiche)
(Società Costruzioni Aeronautiche Guidonia)
(Societe de Constructions et d'Aviation Legere)
(United States)(for Rutan models up to 79 see Rutan Aircraft Factory)
(Société des Constructions Aéronautiques du Maine)
(Société de Constructions Aéro-Navales de Port-Neuf , France)
(Schaap-Sestak Aviation Co. of Chicago / Frank Pontkowsky (designer))
(Adolph R Schad, 105 Mechanic St, Cleburne TX. 1936: Keene, Texas, United States)
((Rodney E) Schapel Aircraft Co, Reno, Nevada, United States)
(Paul Schaupp & John Doke, Inglewood, California, United States)
(Al Schauss, Minneapolis, Minnesota, United States. 1935: Schauss & (Edward C) Lampman.)
(Bernhard Scheller)
(Martin Schempp & Wolf Hirth)
((Webb) Scheutzow Helicopter Corp, Berea, Ohio, United States)
(Schiefer & Sons Aeroplane Co, San Diego, California, United States / Schieffer-Robbins)
(Schiell Co. of Brașov)
(Vermont Air Transport Co, Schill Airport, Milton, Vermont, United States)
(Dipl. Ing. Werner Schmeidler)
(Adalbert Schmid)
(Ultraleichtflug Schmidtler, Munich, Germany)
(Bruno Hermann Schmidt/U S Aerial Navigation Co, Homestead, New Jersey, United States)
(Maximilian Schmitt Aeroplane & Motor Works, 96 Dale Ave, Paterson, New Jersey, United States)
(Edward W & Charles T) Schmuck Bros Aircraft Co, 981 Amalia Ave/Eastside Monarch Aero Corp Airport, Los Angeles, California, United States. 1930: West Coast Aircraft Corp, Los Angeles.)
(Edmund Schneider Germany)
(Edmund Schneider Australia)
(Société des Avions Schneider)
(Flugmaschine Fabrik Franz Schneider G.m.b.H.)
(Heinrich Schoenenberg)
(Ferdinand Leopold Schoettler and Ernst Fuetterer – China)
(Richard Scholz)
(Scholz (aircraft constructor))
(Schönleber Metallbau GbR, Schönaich, Germany)
(Schramm Aircraft Company)
(Walter Schretzmann)
(Akelsbarg, Germany)
(E A Schroeder, 1765 Dolores St, San Francisco, California, United States)
(Richard E Schroeder, Toledo, Ohio, United States)
(Mercury Aircraft Corp, (Rudolph W "Shorty" Schroeder & John R Wentworth), Hammondsport, New York, United States)
(E Alvin Schubert, Galesville, Wisconsin, United States)
(Luftschiffbau Schütte-Lanz)
See main article: List of Schütte-Lanz airships.
(Schwade Flugzeug und Motorenbau)
(Schweizer Aircraft Corp, Elmira, New York, United States)
(Adam Ścibor-Rylski)
(France)
(James F Scott, Chicago, Illinois, United States)
(Ronald Scott, Waukesha, Wisconsin, United States)
(Allen Scott, Pine Bluff, Arkansas, United States)
(United Kingdom)
(United Kingdom)
(Scout Airplane Co. (Pacific Air Industries), Los Angeles, California, United States)
(John R Scoville, Rochester, New York, United States)
(Kharkiv, Ukraine)
(Roy B Scroggs, Eugene, Oregon, United States)
(SCWL SA)
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