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Sikorsky CH-53E Super Stallion
The Sikorsky CH-53E Super Stallion (S-80) is a three-engine heavy-lift helicopter built by Sikorsky for the United States Marine Corps, delivered from 1981 and now replaced by the CH-53K.
Sikorsky CH-53K King Stallion
The Sikorsky CH-53K King Stallion is a three-engine, fly-by-wire heavy-lift helicopter built by Sikorsky for the United States Marine Corps, which can carry 27,000 pounds externally and entered service in 2022.
Sikorsky CH-54 Tarhe
The Sikorsky CH-54 Tarhe, also known as the CH-54 Skycrane, is a twin-turbine heavy-lift flying crane that served the United States Army in Vietnam from 1962, recovering 380 downed aircraft.
Sikorsky H-34
The Sikorsky H-34, company designation S-58, is an American single-engine piston-powered transport helicopter first flown in 1954, serving as the Army's H-34 Choctaw and Marine UH-34D Seahorse.
Sikorsky HH-60 Pave Hawk
The Sikorsky HH-60 Pave Hawk (HH-60G, originally MH-60G) is a US Air Force combat search and rescue helicopter derived from the Black Hawk, in service from 1982 until 2026.
Sikorsky MH-53
The Sikorsky MH-53 is a family of US heavy-lift helicopters, including the Air Force's Pave Low special operations variant and the Navy's MH-53E Sea Dragon.
Sikorsky MH-60 Jayhawk
The Sikorsky MH-60 Jayhawk, also known as the HH-60J Jayhawk, is a medium-range recovery helicopter the US Coast Guard operates for search and rescue and law enforcement.
Sikorsky R-4
The Sikorsky R-4 was a two-seat helicopter built by Vought-Sikorsky in Connecticut and the world's first production helicopter, first flown by prototype in January 1942.
Sikorsky S-42
The Sikorsky S-42 was a four-engine flying boat built for Pan American Airways, first flown in 1934 and used to survey Pacific and Atlantic routes.
Sikorsky S-61
The Sikorsky S-61, serving with the US Navy as the SH-3 Sea King, is a twin-turboshaft amphibious helicopter developed for anti-submarine warfare, first delivered in 1961.
Sikorsky S-61R
The Sikorsky S-61R, flown as the CH-3 Sea King and HH-3 Jolly Green Giant, is a twin-turboshaft transport and search-and-rescue helicopter first flown in 1963.
Sikorsky S-64 Skycrane
The Sikorsky S-64 Skycrane, also known as the S-64 Aircrane, is an American heavy-lift helicopter that first flew in 1962, serving the Army as the CH-54 Tarhe.
Sikorsky S-70
The Sikorsky S-70, known in US Army service as the UH-60 Black Hawk, is a twin-engine medium utility helicopter whose prototype first flew in 1974.
Sikorsky S-76
The Sikorsky S-76, briefly named Spirit, is a twin-engine commercial helicopter built by Sikorsky Aircraft; first flown in 1977, it serves offshore oil, airline, and executive roles.
Sikorsky S-92
The Sikorsky S-92, or S-92 Helibus, is a twin-engine heavy helicopter built by Sikorsky Aircraft that carries up to 19 passengers and first flew in 1998.
Sikorsky S-97 Raider
The Sikorsky S-97 Raider is an American light tactical prototype helicopter built by Sikorsky, using coaxial rotors and a pusher propeller to exceed 200 knots, first flown in 2015.
Sikorsky SH-3 Sea King
The Sikorsky SH-3 Sea King (S-61, H-3 Sea King) is an American twin-engine amphibious anti-submarine helicopter that served as the US Navy's carrier-based submarine hunter from 1961 to 1996.
Sikorsky SH-60 Seahawk
The Sikorsky SH-60 Seahawk is a twin-engine, shipboard multi-mission helicopter developed for the United States Navy from the Army's UH-60 Black Hawk, entering service in 1984.
Sikorsky UH-60 Black Hawk
The Sikorsky UH-60 Black Hawk is a twin-engine utility helicopter, selected by the United States Army in 1976, that has served as its primary medium-lift tactical transport since 1979.
Sikorsky X2
The Sikorsky X2 was an experimental compound helicopter built by Sikorsky Aircraft, using coaxial rotors and a pusher propeller to reach 250 knots in 2010.
Sikorsky–Boeing SB-1 Defiant
The Sikorsky–Boeing SB-1 Defiant is an American high-speed compound helicopter demonstrator, first flown in 2019, that used coaxial rotors and a pusher propulsor to reach 247 knots.
SilkAir
SilkAir was a Singapore-based full-service regional airline serving secondary destinations across Asia Pacific from Changi Airport as the regional wing of Singapore Airlines until its full integration in 2021.
SilkAir Flight 185
SilkAir Flight 185 was a Boeing 737 passenger flight from Jakarta to Singapore that crashed near Palembang, Indonesia, on 19 December 1997, killing all 97 passengers and 7 crew.
Silver Airways
Silver Airways was a regional airline based in Hollywood, Florida, that flew within Florida and to the Bahamas and the Caribbean from 2011 until ceasing operations in June 2025.
Silverplate
Silverplate, also known as the Silver Plated Project, was the secret Manhattan Project program that modified B-29 bombers to deliver the atomic bombs dropped on Hiroshima and Nagasaki in 1945.
Silvio Pettirossi International Airport
Silvio Pettirossi International Airport (Aeropuerto Internacional Silvio Pettirossi) is Paraguay's principal international airport, located in Luque about 15 km from central Asunción and serving as the hub for LATAM Paraguay and Paranair.
Simmonds Precision Products
Simmonds Precision Products is an American aerospace manufacturer in Vergennes, Vermont, known for fuel quantity gauging systems on aircraft like the Boeing 737 and B-2 bomber.
Simón Bolívar International Airport (Venezuela)
Simón Bolívar International Airport, also known as Maiquetía International Airport, is Venezuela's principal international airport, located in Maiquetía about 20 kilometers north of Caracas, which it serves.
Simone Moro
Simone Moro, born 1967, is an Italian alpinist from Bergamo who made the first winter ascents of four 8,000-meter peaks and is a helicopter rescue pilot.
Simplifly Deccan
Simplifly Deccan was the name of India's first low-cost airline, Air Deccan, after its 2007 acquisition by Vijay Mallya's UB Group, lasting until it was renamed Kingfisher Red on 29 August 2008.