| ICAO | IATA | NAME |
|---|
| TIH | | S C Ion Tiriac |
| RLS | | S-Air |
| SFX | | S.K. Logistics |
| GDG | | S.P. Aviation |
| SBI | S7 | S7 Airlines |
| REJ | | SA Airlink Regional |
| TGT | | SAAB Nyge Aero |
| SCT | | SAAB-Aircraft |
| MMS | | SAAD (A320) Limited |
| SAX | | Sabah Air |
| SMC | | Sabang Merauke Raya Air Charter |
| SIS | | Saber Airlines |
| SBR | | Saber Aviation |
| 1S | Sabre |
| SBG | | Sabre Incorporated |
| 1Z | Sabre Pacific |
| APD | | Sabre Pacific |
| SDK | | SADELCA - Sociedad Aerea Del Caqueta |
| SSS | | SAESA |
| SET | EH | SAETA |
| SFR | FA | Safair |
| SXY | | Safari Express Cargo |
| XLK | | Safarilink Aviation |
| IRV | | Safat Airlines |
| SFP | | Safe Air |
| SFF | | Safewings Aviation Company |
| SFN | | Safiran Airlines |
| SGX | | Saga Airlines |
| SGP | | Sagolair Transportes Ejecutivos |
| IRZ | | Saha Airlines Services |
| SHD | | Sahara Airlines |
| AWJ | | Sahel Airlines |
| SAO | | Sahel Aviation Service |
| SBU | | Saint Barth Commuter |
| SRA | | Sair Aviation |
| AZG | | Sakaviaservice |
| SHU | | Sakhalinskie Aviatrassy (SAT) |
| SIR | | Salair |
| SLW | | Salama Airlines Nigeria |
| KKS | | Salem |
| SLP | | Salpa Aviation |
| SAM | MM | SAM Colombia |
| SMY | ZS | Sama Airlines |
| SAV | | Samal Air |
| SMQ | | Samar Air |
| BRZ | E5 | Samara Airlines |
| HLO | | Samaritan Air Service |
| UZS | | Samarkand Airways |
| SGU | | Samgau |
| SHL | | Samson Aviation |
| MRR | 2G* | San Juan Airlines |
| LRS | | SANSA |
| BBR | S3 | Santa Barbara Airlines |
| SPP | | Sapphire Aviation |
| SPH | | Sapphire Executive Air |
| SOV | 6W | Saratov Aviation Division |
| SRW | | Sarit Airlines |
| JIM | | Sark International Airways |
| CNO | SK | SAS Braathens |
| SSB | | Sasair |
| SSU | | SASCA |
| SAC | | SASCO Airlines |
| SLG | | Saskatchewan Government |
| SGS | | Saskatchewan Government Executive Air Service |
| SOZ | HZ | Sat Airlines |
| SAT | SP | SATA Air Acores |
| RZO | S4 | SATA International |
| SXX | | Satellite Aero |
| NSE | | SATENA |
| SYK | | Satsair |
| SVA | SV | Saudi Arabian Airlines |
| SNI | | Savanah Airlines |
| SVN | | Savanair (Angola) |
| SAH | | Sayakhat Airlines |
| SAS | SK | Scandinavian Airlines System |
| VSV | | Scat Air |
| ENR | | Scenic Air |
| SCE | | Scenic Airlines |
| SBZ | | Scibe Airlift |
| RFT | | Scoala Superioara De Aviatie Civila |
| SCP | | Scorpio |
| 8S | Scorpio Aviation |
| SAY | | ScotAirways |
| SKO | | Scottish Airways Flyers |
| SBS | BB | Seaborne Airlines |
| SCC | | Seacoast Airlines |
| CGL | | Seagle Air |
| SRC | | Searca |
| SRG | | Search and Rescue 202 |
| SRD | | Search and Rescue 22 |
| GIK | | Seba Airlines |
| SIJ | | Seco International |
| UKU | | Second Sverdlovsk Air Enterprise |
| ANX | | Secretaria de Marina |
| XTR | | Sector Airlines |
| JCM | | Secure Air Charter |
| SVX | | Security Aviation |
| STG | | Sedalia, Marshall, Boonville Stage Line |
| SED | | Sedona Air Center |
| SFA | | SEFA |
| SFE | | Sefofane Air Charters |
| SEO | | Selcon Airlines |
| SRS | | Selkirk Remote Sensing |
| STJ | | Sella Aviation |
| SMK | | Semeyavia |
| STE | | Semitool Europe |
| SME | | Semos |
| SNH | | Senair Services |
| SNA | | Senator Aviation Charter |
| XMX | | SENEAM |
| SEL | | Sentel Corporation |
| SHI | | Seoul Air International |
| SEV | | Serair Transworld Press |
| SWZ | | Servair, Private Charter |
| 8D | Servant Air |
| SHP | | Service Aerien Francais |
| SPX | | Service People Gesselschaft fur Charter und Servic |
| RER | | Servicio Aereo Regional Regair |
| SES | | Servicio Aereo Saltillo |
| SDH | | Servicio De Helicopteros |
| MSP | | Servicio De Viglancia Aerea Del Ministerio De Segu |
| SDX | | Servicio Tecnico Aero De Mexico |
| AOS | | Servicios Aerecs Del Sol, S.A. de C.V. |
| SGI | | Servicios Aereos Agricolas |
| VDO | | Servicios Aereos Avandaro |
| CEE | | Servicios Aereos Centrales |
| KOP | | Servicios Aereos Copters |
| TRN | | Servicios Aereos Corporativos |
| AHI | | Servicios Aereos de Chihuahua Aerochisa |
| AGE | | Servicios Aereos de Los Angeles |
| SNE | | Servicios Aereos De Nicaragua (SANSA) |
| SCV | | Servicios Aereos Del Centro |
| NAZ | | Servicios Aereos del Nazas SA de CV |
| NTB | | Servicios Aereos Del Norte |
| SDV | | Servicios Aereos Del Vaupes |
| DNI | | Servicios Aereos Denim |
| LGU | | Servicios Aereos Ejecutivos De La Laguna |
| SRO | | Servicios Aereos Ejecutivos Saereo |
| DKY | | Servicios Aereos Elite |
| SJA | | Servicios Aereos Especiales De Jalisco |
| LLS | | Servicios Aereos Estrella |
| KSP | | Servicios Aereos Expecializados En Transportes Pet |
| GDE | | Servicios Aereos Gadel |
| GNA | | Servicios Aereos Gana |
| ILS | | Servicios Aereos Ilsa |
| SMD | | Servicios Aereos La Marquesa |
| NON | | Servicios Aereos Latinoamericanos |
| SEB | | Servicios Aereos Luce |
| MLO | | Servicios Aereos Milenio |
| NRZ | | Servicios Aereos Monarrez |
| MRI | | Servicios Aereos Moritani |
| MTG | | Servicios Aereos MTT |
| SAN | | Servicios Aereos Nacionales (SAN) |
| OSS | | Servicios Aereos Noticiosos |
| SPQ | | Servicios Aereos Palenque |
| POB | | Servicios Aereos Poblanos |
| PMR | | Servicios Aereos Premier |
| PSV | | Servicios Aereos Profesionales |
| RGC | | Servicios Aereos Regiomontanos |
| SVS | | Servicios Aereos Saar |
| SCI | | Servicios Aereos San Cristobal |
| SXM | | Servicios Aereos Sepecializados Mexicanos |
| SLS | | Servicios Aereos Slainte |
| SSE | | Servicios Aereos Sunset |
| TZU | | Servicios Aereos Tamazula |
| XTA | | Servicios Aereos Textra |
| TBS | | Servicios Aereos Tribasa |
| UNT | | Servicios Aereos Universitarios |
| SRL | | Servicios Aeronauticos Aero Personal |
| SVO | | Servicios Aeronauticos De Oriente |
| SIL | | Servicios Aeronauticos Integrales |
| SZT | | Servicios Aeronauticos Z |
| SPL | | Servicios Corporativos Aereos De La Laguna |
| STD | | Servicios De Aerotransportacion De Aguascalientes |
| RMP | | Servicios De Rampa Y Mostrador |
| SXT | | Servicios De Taxi Aereo |
| SVI | | Servicios De Transporte Aereo |
| STU | FS | Servicios de Transportes Aéreos Fueguinos |
| SJC | | Servicios Ejecutivos Continental |
| HJE | | Servicios Ejecutivos Gosa |
| SJL | | Servicios Especiales Del Pacifico Jalisco |
| NTG | | Servicios Intergrales De Aviacion |
| SPV | | Servicios Privados De Aviacion |
| MSG | | Servico Aereo Regional |
| LLA | | Servico Leo Lopex |
| SQL | | Servicos De Alquiler |
| SGH | | Servisair |
| SNM | | Servizi Aerei |
| SLX | | Sete Linhas Aereas |
| NAD | | Seulawah Nad Air |
| SVL | | Sevastopol-Avia |
| SBF | | Seven Bar Flying Service |
| SVT | | Seven Four Eight Air Services |
| SSF | | Severstal |
| STF | | SFT-Sudanese Flight |
| SHB | | Shabair |
| SEE | | Shaheen Air Cargo |
| SAI | NL | Shaheen Air International |
| SHN | | Shaheen Airport Services |
| FFH | | Shalom Air Services |
| SAW | | Sham Wing Airlines |
| CDG | SC | Shandong Airlines |
| RBW | | Shandong Airlines Rainbow Jet |
| CSH | FM | Shanghai Airlines |
| SHQ | | Shanghai Airlines Cargo |
| SNF | | Shans Air |
| CXI | 8C | Shanxi Airlines |
| UGP | | Shar Ink |
| SHV | | Shavano Air |
| SYS | | Shawbury Flying Training Unit |
| SHW | | Shawnee Airline |
| SYE | | Sheba Aviation |
| SHE | | Shell Aircraft |
| SHM | | Sheltam Aviation |
| CSZ | ZH | Shenzhen Airlines |
| EPA | | Shenzhen Donghai Airlines |
| SHO | | Sheremetyevo-Cargo |
| SHR | | Shooter Air Courier |
| SHG | | Shoprite Group |
| SHK | | Shorouk Air |
| SWW | S8 | Shovkoviy Shlyah |
| CSY | | Shuangyang General Aviation |
| SHS | | Shura Air Transport Services |
| SFC | | Shuswap Flight Centre |
| TCF | S5 | Shuttle America |
| SCR | | Si-Chang Flying Service |
| SGN | | Siam GA |
| SIB | 5M | Sibaviatrans |
| CSC | 3U | Sichuan Airlines |
| SRH | FT | Siem Reap Airways |
| SIE | | Sierra Express |
| SRX | | Sierra Expressway Airlines |
| SLA | LJ | Sierra National Airlines |
| 1I | Sierra Nevada Airlines |
| SPA | | Sierra Pacific Airlines |
| SUA | | Silesia Air |
| AZQ | ZP | Silk Way Airlines |
| SLK | MI | SilkAir |
| IJS | | Silvair |
| SLD | | Silver Air |
| SVJ | | Silver Air |
| VRB | | Silverback Cargo Freighters |
| SLH | | Silverhawk Aviation |
| FJE | | Silverjet |
| NCS | | Simpson Air Ltd |
| INK | | Sincom-Avia |
| SIA | SQ | Singapore Airlines |
| SQC | SQ | Singapore Airlines Cargo |
| DKT | | Sioux Falls Aviation |
| SRN | | Sirair |
| 1H | Siren-Travel |
| 1Q | Sirena |
| R1 | Sirin |
| SIO | | Sirio |
| SIW | | Sirio Executive |
| CIG | | Sirius-Aero |
| VRS | | Sirvair |
| SUT | | Sistemas Aeronauuticos 2000 |
| SIT | XS | SITA |
| SGY | N5 | Skagway Air Service |
| USK | | Skif-Air |
| SPN | | Skorpion Air |
| KYR | | Sky Aeronautical Services |
| SGM | | Sky Aircraft Service |
| SKU | H2 | Sky Airline |
| SHY | | Sky Airlines |
| SSY | | Sky Aviation |
| SBM | | Sky Bahamas |
| FLH | | Sky Bus |
| SCK | | Sky Cam |
| HSK | | Sky Europe Airlines |
| SXC | | Sky Exec Aviation Services |
| SEH | | Sky Express |
| SXP | | Sky Express |
| SEQ | I6 | Sky Eyes |
| SGD | | Sky Gate International Aviation |
| SKD | | Sky Harbor Air Service |
| SHC | | Sky Harbor Air Service |
| HSY | | Sky Helicopteros |
| SWY | | Sky Jet |
| SGB | | Sky King |
| LMO | | Sky Limo Corporation |
| SLY | | Sky Line for Air Services |
| SYF | | Sky One Express Airlines |
| SKS | | Sky Service |
| SKE | | Sky Tours |
| 1I | Sky Trek International Airlines |
| PZR | 1I | Sky Trek International Airlines |
| SAB | | Sky Way Air |
| GSW | | Sky Wings Airlines |
| KYB | | Skybridge Airops |
| SKB | SX | Skybus Airlines |
| SKL | | Skycharter (Malton) |
| SKF | | Skycraft |
| SKG | | Skycraft Air Transport |
| SDL | | Skydrift |
| ESK | NE | SkyEurope |
| SFT | | Skyfreight |
| SGT | | Skygate |
| HAU | | Skyhaul |
| SEK | | Skyjet |
| SKI | | Skyking |
| SKI | RU | SkyKing Turks and Caicos Airways |
| SMT | | Skyline |
| SKN | | Skyline Aviation Services |
| SKK | | Skylink Aviation |
| SKY | BC | Skymark Airlines |
| SKC | | Skymaster Air Lines |
| SDD | | Skymaster Air Taxi |
| SIH | SI | Skynet Airlines |
| SNJ | 6J | Skynet Asia Airways |
| XXS | | Skyplan Services |
| EAN | | Skypower Express Airways |
| HRI | | Skyraidybos Mokymo Centras |
| WLK | | Skyrover CC |
| SKR | | Skyscapes Air Charters |
| SSV | 5G | Skyservice Airlines |
| SKT | | Skystar Airways |
| SSK | | Skystar International |
| IGA | | Skytaxi |
| SYX | AL | Skywalk Airlines |
| SGK | | Skyward Aviation |
| SKZ | | Skyway Enterprises |
| SYA | | Skyways |
| SKX | JZ | Skyways Express |
| SKW | OO | SkyWest |
| OZW | | Skywest Airlines |
| SRK | | Skyworks |
| SPC | | Skyworld Airlines |
| SYJ | | Slate Falls Airways |
| SHX | | Slim Aviation Services |
| SLN | | Sloane Aviation |
| SLB | | Slok Air |
| OKS | S0 | Slok Air Gambia |
| SQF | | Slovak Air Force |
| SLL | 6Q | Slovak Airlines |
| SSG | | Slovak Government Flying Service |
| SQA | | Slovak National Aeroclub |
| SIV | | Slovenian Armed Forces |
| SMA | | SMA Airlines |
| SMF | | Smalandsflyg |
| USN | | Smarkand Aero Servise |
| SML | | Smith Air (1976) |
| SMH | | Smithair |
| SBQ | | Smithkline Beacham Clinical Labs |
| RSE | | SNAS Aviation |
| 2C | SNCF |
| SNU | | Snunit Aviation |
| SBL | | Sobel Airlines of Ghana |
| SNS | | Societe Centrafricaine De Transport Aerien |
| NSC | | Societe De Transport Aerien De Mauritanie |
| TTM | | Societe Tout Tranport Mauritanien |
| SCF | | Socofer |
| OKT | | Soko Aviation |
| PIV | | Sokol |
| OLC | | Solar Cargo |
| SFU | | Solent Flight |
| SOX | | Solid Air |
| SOP | | Solinair |
| OLO | | Soloflight |
| SOL | IE | Solomon Airlines |
| SOM | | Somali Airlines |
| SMR | | Somon Air |
| SOR | | Sonair Servico Aereo |
| SYI | | Sonalysts |
| ONG | | Sonnig SA |
| STI | | Sontair |
| SNL | | Soonair Lines |
| SAG | | SOS Flygambulans |
| MCG | | SOS Helikoptern Gotland |
| OSL | SO | Sosoliso Airlines |
| LMG | | South African Air Force |
| SAA | SA | South African Airways |
| EXY | | South African Express |
| SYY | | South African Historic Flight |
| SCS | | South African Non Scheduled Airways |
| OTL | | South Airlines |
| SCN | | South American Airlines |
| BDS | | South Asian Airlines |
| PLT | | South Carolina Aeronautics Commission |
| SCA | | South Central Air |
| GAD | | South Coast Aviation |
| SRQ | DG | South East Asian Airlines |
| SPI | | South Pacific Island Airways |
| SWC | | South West Air |
| STW | | South West Air Corporation |
| STH | | South-Airlines |
| SEA | | Southeast Air |
| SNK | | Southeast Airlines (Sun Jet International) |
| SPU | | Southeast Airmotive |
| SOT | | Southeast Correct Craft |
| SXE | | Southeast Express Airlines |
| PTM | | Southeastern Airways |
| SOO | | Southern Air |
| SOU | | Southern Airways |
| SOI | | Southern Aviation |
| STV | | Southern Aviation |
| SOC | | Southern Cargo Air Lines |
| SXA | | Southern Cross Aviation |
| 1K | Southern Cross Distribution |
| SFS | | Southern Frontier Air Transport |
| ALC | | Southern Jersey Airways, Inc. |
| SOH | | Southern Ohio Aviation Sales |
| SGC | | Southern Right Air Charter |
| SSC | | Southern Seaplane |
| SWD | A4 | Southern Winds Airlines |
| SFL | | Southflight Aviation |
| XPG | | Southport Air Service |
| SWA | WN | Southwest Airlines |
| SOW | | Sowind Air |
| SPF | | Space World Airline |
| JKK | JK | Spanair |
| AME | | Spanish Air Force |
| THB | | Spark Air |
| BVV | | Spark+ Joint-Stock Company |
| SPS | | SPASA |
| BHV | | Specavia Air Company |
| SYV | | Special Aviation Systems |
| SSO | | Special Scope Limited |
| SSZ | | Specsavers Aviation |
| CDS | | Spectrem Air |
| XSA | | Spectrum Air Service |
| LSP | | Spectrum Aviation Incorporated |
| SPT | | Speed Aviation |
| SPW | | Speedwings |
| SEJ | SG | Spicejet |
| NKS | NK | Spirit Airlines |
| SJJ | | Spirit Aviation |
| SDN | | Spirit of Africa Airlines |
| WCC | | Sport Air Travel |
| SPE | | Sprague Electric Company |
| CQH | 9S | Spring Airlines |
| SAQ | | Springbank Aviation |
| SPB | | Springbok Classic Air |
| SPG | | Springdale Air Service |
| ASL | | Spurling Aviation |
| PUR | | Spurwing Airlines |
| ALK | UL | SriLankan Airlines |
| SJY | | Sriwijaya Air |
| SDA | | St. Andrews Airways |
| SVD | | St. Vincent Grenadines Air (1990) |
| SBA | | STA-MALI |
| SBO | | Stabo Air |
| SOB | | Stabo Freight |
| SGF | | STAC Swiss Government Flights |
| STC | | Stadium City Limited |
| STL | | Stapleford Flight Centre |
| STU | | Star African Air |
| SIM | | Star Air |
| STQ | | Star Air |
| S6 | Star Air |
| SRR | | Star Air |
| URJ | | Star Air |
| STA | | Star Aviation |
| 2S | Star Equatorial Airlines |
| SFJ | 7G | Star Flyer |
| SSD | | Star Service International |
| SRU | | Star Up |
| SUU | | Star West Aviation |
| SWP | | Star Work Sky |
| GXL | | Star XL German Airlines |
| BLY | | Starair |
| SLF | | Starfly |
| TRL | | Starlite Aviation |
| STX | | Stars Away Aviation |
| HIP | | Starship |
| SSP | | Starspeed |
| BEC | | State Air Company Berkut |
| UFA | | State Flight Academy of Ukraine |
| NEB | | State of Nebraska |
| SUM | | State Unitary Air Enterprise |
| SWJ | | Stateswest Airlines |
| STB | | Status-Alpha Airline |
| SBB | | Steinman Aviation |
| SLV | | Stella Aviation |
| XSN | | Stephenville Aviation Services |
| SNB | NB | Sterling Airlines |
| SVH | | Sterling Helicopters |
| YBE | | Stewart Aviation Services |
| VGS | | Stichting Vliegschool 16Hoven |
| SRZ | | Strato Air Services |
| SLE | | Streamline |
| SSW | | Streamline Aviation |
| STO | | Streamline Ops |
| FFD | | Stuttgarter Flugdienst |
| STY | | Styrian Airways |
| SUB | | Suburban Air Freight |
| SDU | | Sud Airlines |
| SUD | SD | Sudan Airways |
| SDZ | | Sudan Pezetel for Aviation |
| SNV | | Sudanese States Aviation |
| SDB | | Sukhoi Design Bureau Company |
| SMM | | Summit Airlines |
| SUR | | Sun Air |
| SUF | PI | Sun Air (Fiji) |
| SNX | | Sun Air Aviation Services |
| SUS | EZ | Sun Air of Scandinavia |
| SCX | SY | Sun Country Airlines |
| SFG | | Sun Freight Logistics |
| SUH | | Sun Light |
| SNP | | Sun Pacific International |
| SNQ | | Sun Quest Executive Air Charter |
| SNW | | Sun West Airlines |
| SJE | | Sunair 2001 |
| CDL | | Sunbird Airlines |
| SNT | | Suncoast Aviation |
| SUV | | Sundance Air |
| BNC | | Sundance Air |
| SDF | | Sundorph Aeronautical Corporation |
| MDT | | Sundt Air |
| SXS | XQ | SunExpress |
| JAM | | Sunline Express |
| SDC | | Sunrise Airlines |
| VXN | | Sunset Aviation |
| SON | | Sunshine Air Tours |
| EXL | CQ | Sunshine Express Airlines |
| SSQ | | Sunstate Airlines |
| SUG | | Sunu Air |
| SST | | Sunwest Airlines |
| SWS | | Sunwest Aviation (Lindquist Investment) |
| CNK | | Sunwest Home Aviation |
| SWG | WG | Sunwing Airlines |
| SWI | | Sunworld Airlines |
| SLZ | | Super Luza |
| HKA | SO | Superior Aviation |
| SUK | | Superior Aviation Services |
| SLM | PY | Surinam Airways |
| SWO | | Surninam International Victory Airline |
| PNS | | Survey Udara (Penas) |
| 1K | Sutra |
| HSV | | Svenska Direktflyg |
| SWX | | Swazi Express Airways |
| SZL | | Swaziland Airlink |
| SWV | WV | Swe Fly |
| SWE | | Swedeways |
| CFL | | Swedish Airlines |
| SVF | | Swedish Armed Forces |
| CBN | | Swedish Civil Aviation Administration |
| BBB | VD | SwedJet Airways |
| SRL | SM | Swedline Express |
| SWQ | | Swift Air (Interstate Equipment Leasing) |
| WFC | | Swift Copters |
| SWT | | Swiftair |
| SUI | | Swiss Air Force |
| SAZ | | Swiss Air-Ambulance |
| EAB | | Swiss Eagle |
| SWU | | Swiss European Air Lines |
| SWR | LX | Swiss International Air Lines |
| SJT | | Swiss Jet |
| SWR | SR | Swissair |
| SWB | | Swissboogie Parapro |
| SCL | | Switfair Cargo |
| SYN | | Syncrude Canada |
| SYG | | Synergy Aviation |
| SYR | RB | Syrian Arab Airlines |
| SYC | | Systec 2000 |
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