Airline list
Airlines S
- S7 Airlines Passengers/Year: 4,200,000
- Safair
- Safi Airways
- Saint Barth Commuter
- Salmon Air
- Salsa d'Haiti
- Salsa d'Haiti
- Sama Airlines
- Sansa Airlines
- Santa Barbara Airlines
- Saravia Saratov Airlines
- SAS Norge
- SAS Scandinavian Airlines Passengers/Year: 2,400,000
- SAT Sakhalin Airlines
- SATA Air Acores
- SATA International
- SATENA
- Saudi Arabian Airlines
- Sayakhat Airlines
- SCAT
- Scoot
- Seaborne Airlines
- Sénégal Airlines
- Servicios Aereos Profesionales
- Severstal Aircompany
- Shaheen Air International
- Shandong Airlines
- Shanghai Airlines
- Sharp Airlines
- Shenzhen Airlines
- Shuttle America
- Sichuan Airlines
- Siem Reap Airways International
- Silk Air Passengers/Year: 1,560,000
- Silver Airways
- Singapore Airlines
- Skippers Aviation
- Sky Airline
- Sky Express
- Sky Georgia
- Sky Regional Airlines
- Sky Shuttle Helicopters
- Sky Wings Airlines
- Sky Work Airlines
- SkyBahamas Airlines
- Skyexpress
- Skymark Airlines
- Skynet Asia Airways
- Skytrans Airlines
- Skywest Airlines
- SkyWest Airlines
- Skywings Asia Airlines
- Small Planet Airlines
- Smart Wings
- SmartLynx Airlines
- Smokey Bay Air
- SNCF
- Société Tunisienne de l'Air-Tunisair
- Sol Líneas Aéreas
- Solomon Airlines
- Somon Air
- South African Airways
- South Airlines
- South East Asian Airlines
- Southern Air Charter
- Southwest Airlines Passengers/Year: 88,400,000
- Spanair
- Spicejet
- Spirit Airlines
- Spirit of Manila Airlines
- Spring Airlines
- SriLankan Airlines
- Sriwijaya Air
- STA Airlines
- Star Equatorial Airlines
- Star Peru
- Starbow Airlines
- StarFlyer
- Starlink Aviation
- Stellar Airways
- Sterling European
- STP Airways
- Sudan Airways
- Sun Air
- Sun Air of Scandinavia
- Sun Air/Sunflower Airlines
- Sun Country Airlines
- Sun d’Or International Airlines
- Sun Express
- Sunwing Airlines
- Surinam Airways
- Sverigeflyg
- Swe Fly
- Swiss International Air Lines
- Sylt Air
- Syphax Airlines
- Syrian Arab Airlines
