| City/Airport Name | Country | Airport Code | |
| SAARBRUECKEN | Germany | EDDR | |
| SABA YRAUSQUIN | | TNCS | ANTILLES (NETHERL.) |
| SACHS HARBOUR | Canada | CYSY | CANADA (NW TERRITORIES) |
| SACRAMENTO EXECUTIVE | USA | KSAC | USA (CALIFORNIA) |
| SACRAMENTO METROPOLITAN | USA | KSMF | USA (CALIFORNIA) |
| SAFI | Malta | GMMS | |
| SAIDPUR | Bangladesh | VGSD | |
| SAIDU SHARIF | Pakistan | OPSS | |
| SAINTE MARIE | Madagascar | FMMS | |
| SAIPAN OBYAN INTERNATIONAL | Mariana Islands | PGSN | |
| SAKON NAKHON BANKHAI | Thailand | VTUI | |
| SAL | Cape Verde | GVAC | CAPE VERDE ISLANDS |
| SALALAH | Romania | OOSA | OMAN |
| SALIMA | Malawi | FWSM | |
| SALISBURY WICOMICIO COUNTY | USA | KSBY | USA (MD) |
| SALT CAY | | MBSY | TURKS & CAICOS I. (UK) |
| SALT LAKE CITY INTERNATIONAL | USA | KSLC | |
| SALTA | Argentina | SASA | ARGENTINA (S) |
| SALTO AEROPUERTO DEPTAL | Uruguay | SUSO | |
| SALVADOR DOIS DE JULHO | Brazil | SBSV | BRAZIL (BA) |
| SALZBURG MAXGLAN | Austria | LOWS | |
| SAMARINDA TEMINDUNG | Indonesia | WRLS | |
| SAMARKAND | Russia | UTSS | |
| SAMBAVA SAMBAVA SOUTH | Madagascar | FMNS | |
| SAMBURU SOUTH | Kenya | HKSB | |
| SAMOS ISLAND | Greece | LGSM | |
| SAN ANDRES ISLAND SESQUICENTENARIO | Colombia | SKSP | |
| SAN ANDROS ANDROS ISLAND | Bahamas | MYAN | |
| SAN ANGELO MATHIS FIELD | USA | KSJT | USA (TEXAS) |
| SAN ANTONIO INTERNATIONAL | USA | KSAT | USA (TEXAS) |
| SAN ANTONIO OESTE | Argentina | SAVO | ARGENTINA (RN) |
| SAN ANTONIO TACHIRA | Venezuela | SVSA | |
| SAN BORJA | Bolivia | SLSB | |
| SAN CARLOS DE BARILOCH ARGENTINA (RN) | Argentina | SAZS | ARGENTINA (RN) |
| SAN DIEGO LINDBERGH INTERNATIONAL | USA | KSAN | USA (CALIFORNIA) |
| SAN FELIPE YARACUY | Venezuela | SVSP | |
| SAN FERNANDO DE APURE | Venezuela | SVSR | |
| SAN FRANCISCO INTERNATIONAL | USA | KSFO | USA (CALIFORNIA) |
| SAN JOAQUIN | Bolivia | SLJO | |
| SAN JOSE BUENAVISTA/ANTIQUE | Philippines | RPVS | |
| SAN JOSE DEL CABO | Mexico | MMSD | |
| SAN JOSE DEL GUAVIARE | Colombia | SKSJ | |
| SAN JOSE JUAN SANTAMARIA INTERNATIONAL | Costa Rica | MROC | |
| SAN JOSE MUNICIPAL | USA | KSJC | USA (CALIFORNIA) |
| SAN JUAN ISLA GRANDE | Puerto Rico | TJIG | |
| SAN JUAN LUIS MUNOZ MARIN | Puerto Rico | TJSJ | |
| SAN LUIS | Argentina | SAOU | ARGENTINA (SL) |
| SAN LUIS POTOSI | Mexico | MMSP | |
| SAN MARTIN DES ANDES CHA. PELCO | Argentina | SAZY | ARGENTINA (N) |
| SAN PEDRO | Cape Verde | GVSV | CAPE VERDE ISLANDS |
| SAN PEDRO | Ivory Coast | DISP | |
| SAN PEDRO SULA LA MESA INTERNATIONAL | Honduras | MHLM | |
| SAN RAFAEL | Argentina | SAMR | ARGENTINA (MZA) |
| SAN SEBASTIAN | Spain | LESO | |
| SAN TOME ANZOATEGUI | Venezuela | SVST | |
| SAN VINCENTE DE CAGUAN | Colombia | SKSV | |
| SANAA INTERNATIONAL | Yemen | ODSN | |
| SANDAKAN SABAH | Malaysia | WBKA | |
| SANDANE ANDA | Norway | ENSD | |
| SANDNESSJOEN STOKKA | Norway | ENST | |
| SANDSPIT | Canada | CYZP | CANADA (BR. COLUMBIA) |
| SANFORD CENTRAL FLORIDA | USA | KNRJ | USA (FLORIDA) |
| SANIKILUAQ BELCHER ISLAND | Canada | CYSK | CANADA (NW TERRITORIES) |
| SANTA ANA JOHN WAYNE INTERNATIONAL | USA | KSNA | USA (CALIFORNIA) |
| SANTA BARBARA ZULIA | Venezuela | SVSZ | |
| SANTA CRUZ | Argentina | SAWU | ARGENTINA (SC) |
| SANTA CRUZ DE LA PALMA | Spain | GCLA | |
| SANTA CRUZ EL TROMPILLO | Bolivia | SLCZ | |
| SANTA CRUZ VIRU VIRU INTERNATIONAL | Bolivia | SLVR | |
| SANTA FE MUNICIPAL | USA | KSAF | USA (NEW MEXICO) |
| SANTA MARIA | Brazil | SBSM | BRAZIL (RS) |
| SANTA MARIA (ISLAND) | Portugal | LPAZ | ACORES (PORTUGAL) |
| SANTA MARTA BOLIVAR | Colombia | SKSM | |
| SANTA ROSA | Argentina | SAZR | ARGENTINA (LP) |
| SANTANDER | Spain | LEXJ | |
| SANTAREM INTERNATIONAL | Brazil | SBSM | BRAZIL (PA) |
| SANTIAGO A. MERINO INTERNATIONAL | Chile | SCEL | |
| SANTIAGO CIBAO INTERNATIONAL | Dominican Republic | MDST | |
| SANTIAGO DE CUBA ANTONIO MACEO | Cuba | MUCU | |
| SANTIAGO DEL ESTERO | Argentina | SANE | ARGENTINA (SE) |
| SANTO ANGELO | Brazil | SBNM | BRAZIL (RS) |
| SANTO DOMINGO HERRERA | Dominican Republic | MDHE | |
| SANTO DOMINGO LAS AMERICAS INTERNATIONAL | Dominican Republic | MDSD | |
| SANTO DOMINGO MIL. & CIVIL | Venezuela | SVSO | |
| SANTORINI THIRA | Greece | LGSR | |
| SANYA | Taiwan | ZGSY | CHINA |
| SAO JORGE ISLAND | Portugal | LPSJ | ACORES (PORTUGAL) |
| SAO LUIS CUNHA MACHADO | Brazil | SBSL | BRAZIL (MA) |
| SAO PAULO CONGONHAS | Brazil | SBSP | BRAZIL (SP) |
| SAO PAULO GUARULHOS | Brazil | SBGR | BRAZIL (SP) |
| SAO TOME | | FPST | SAO TOME & PRINCIPE |
| SAPPORO NEW CHITOSE | Japan | RJCC | |
| SAPPORO OKADAMA | Japan | RJCO | |
| SARA | Vanuatu | NVSH | |
| SARAJEVO | | LQSA | BOSNIA-HERCEGOVINA |
| SARAVANE | Laos | VLSV | |
| SARAVENA EL EDEN | Colombia | SKSA | |
| SARH | Chad | FTTA | TCHAD |
| SARMI ORAI | Indonesia | WAJI | |
| SASKATOON | Canada | CYXE | CANADA (SASKATCHEWAN) |
| SASSANDRA | Ivory Coast | DISS | |
| SATNA | India | VIST | |
| SATU MARE | Romania | LRSM | |
| SAUDARKROKUR | Iceland | BIKR | |
| SAULT SAINTE MARIE | Canada | CYAM | CANADA (ONTARIO) |
| SAURIMO | Angola | FNSA | |
| SAVANNAH INTERNATIONAL | USA | KSAV | USA (GEORGIA) |
| SAVANNAKHET | Laos | VLSK | |
| SAVONLINNA | Finland | EFSA | |
| SAVU SAVU | Fiji | NFNS | |
| SAYABOURY | Laos | VLSB | |
| SCHEFFERVILLE | Canada | CYKL | CANADA (QUEBEC) |
| SEATTLE BOEING FIELD | USA | KBFI | USA (WASHINGTON) |
| SEATTLE TACOMA INTERNATIONAL | USA | KSEA | USA (WASHINGTON) |
| SEBHA | Libya | HLLS | |
| SEGUELA | Ivory Coast | DISG | |
| SEHONGHONG | Lesotho | FXSH | |
| SELEBI-PHIKWE | Botswana | FBSP | |
| SELIBABI | Mauritania | GQNS | |
| SEMARANG ACHMAD YANI | Indonesia | WIIS | |
| SEMIPLATINSK | Russia | UASS | |
| SEMONKONG | Lesotho | FXSM | |
| SEMPORNA | Malaysia | WBKA | |
| SENDAI | Japan | RJSS | |
| SENGGEH | Indonesia | WAJS | |
| SEOUL KIMPO INTERNATIONAL | South Korea | RKSS | KOREA |
| SEPT-ILES | Canada | CYZV | CANADA (QUEBEC) |
| SERUI SUJARWO CONDRONEGORO | Indonesia | WABO | |
| SETTE-CAMA | Gabon | FOOS | |
| SEVILLA | Spain | LEZL | |
| SFAX EL MAOU | Tunisia | DTTX | |
| SHAKAWE | Botswana | FBSW | |
| SHANGHAI | China | | CHINA |
| SHANGHAI HONGQIAO | China | ZSSS | CHINA |
| SHANNON | Republic of Ireland | EINN | IRELAND |
| SHANTOU | Taiwan | ZGOW | CHINA |
| SHARJAH INTERNATIONAL | United Arab Emirates | OMSJ | |
| SHASHI | Taiwan | ZHSS | CHINA |
| SHEGHNAN | Afghanistan | OASN | |
| SHEMYA MIL. & CIVIL | USA | PASY | USA (ALASKA) |
| SHENYANG DONGTA | Taiwan | ZYYY | CHINA |
| SHENZEN | China | | CHINA |
| SHIMOJISHIMA | Japan | RORS | |
| SHINYANGA | Tanzania | HTSY | |
| SHIRAZ INTERNATIONAL | Iran | OISS | |
| SHOREHAM BY SEA | United Kingdom | EGKA | |
| SHREVEPORT REGIONAL | USA | KSHV | USA (LA) |
| SIBITI | Congo, Democratic Republic of | FCBS | CONGO |
| SIBIU | Romania | LRSB | |
| SIBU SARAWAK | Malaysia | WBGS | |
| SIERRA GRANDE | Argentina | SAVS | ARGENTINA (RN) |
| SIGLUFJORDUR | Iceland | BISI | |
| SIGUIRI | Papua New Guinea | GUSI | GUINEA |
| SIKASSO | Somalia | GASK | MALI |
| SILCHAR KUMBHIRGRAM | India | VEKU | |
| SIMENTI | Senegal | GOTS | |
| SIMFEROPOL | Ukraine | UKFF | |
| SINGAPORE CHANGI INTERNATIONAL | Singapore | WSSS | |
| SINGAPORE SELETAR | Singapore | WSSL | |
| SINGKEP DAO | Indonesia | WIKS | |
| SION | Switzerland | LSGS | |
| SIOUX CITY | USA | KSUX | USA (IA) |
| SIOUX LOOKOUT | Canada | CYXL | CANADA (ONTARIO) |
| SISHEN | South Africa | FASS | |
| SITIA | Greece | LGST | |
| SITIAWAN | Malaysia | WMBA | |
| SITTWE | Myanmar | VYSW | |
| SIUNA | Nicaragua | MNSI | |
| SKELLEFTEA | Sweden | ESNS | |
| SKIATHOS | Greece | LGSK | |
| SKIEN GEITERYGGEN | Norway | ENSN | |
| SKIROS MIL. & CIVIL | Greece | LGSY | |
| SKOPJE | Macedonia | LWSK | FORMER MACEDONIA |
| SKOVDE | Sweden | ESGR | |
| SKUKUZA | South Africa | FASZ | |
| SLIGO | Republic of Ireland | EISG | IRELAND |
| SMITHERS | Canada | CYYD | CANADA (BR. COLUMBIA) |
| SOALALA | Madagascar | FMNO | |
| SOCHI | Russia | URSS | |
| SOCOTRA | Yemen | ODSQ | |
| SODANKYLA | Finland | EFSO | |
| SODDO | Ethiopia | HASD | |
| SODERHAMN | Sweden | ESCL | |
| SOENDERBORG | Denmark | EKSB | |
| SOESTERBERG MIL. & CIVIL | Netherlands | EHSB | |
| SOFIA INTERNATIONAL | Bulgaria | LBSF | |
| SOGNDAL HAUKASEN | Norway | ENSG | |
| SOKCH'O | South Korea | RKND | KOREA |
| SOKOTO SIDDIQ ABUBAKAR III. | Nigeria | DNSO | |
| SOLA | Vanuatu | NVSC | |
| SOLO CITY ADI WIRYOKUSUMO | Indonesia | WRSQ | |
| SONDRESTROM KANGERLUSSUAQ | Greenland | BGSF | GREENLAND (DENMARK) |
| SONGEA | Tanzania | HTSO | |
| SORKJOSEN | Norway | ENSR | |
| SORONG JEFMAN | Indonesia | WASS | |
| SOUANKE | Congo, Democratic Republic of | FCOS | CONGO |
| SOUTH CAICOS | | MBSC | TURKS & CAICOS I. (UK) |
| SOUTH WEST BAY | Vanuatu | NVSX | |
| SOUTHAMPTON EASTLEIGH | United Kingdom | EGHI | |
| SOUTHEND ROCHFORD | United Kingdom | EGMC | |
| SOYO | Angola | FNSO | |
| SPENCE BAY | Canada | CYYH | CANADA (NW TERRITORIES) |
| SPLIT | Croatia | LDSP | |
| SPOKANE FELTS FIELD | USA | KSFF | USA (WA) |
| SPOKANE INTERNATIONAL | USA | KGEG | USA (WA) |
| SPOKANE MIL. (FAIRCHILD AFB) | USA | KSKA | USA (WA) |
| SPRING POINT ACKLINS ISLAND | Bahamas | MYAP | |
| SPRINGBOK | South Africa | FASB | |
| SRINAGAR MIL. & CIVIL | India | VISR | |
| ST. ANTHONY | Canada | CYAY | CANADA (NEWFOUNDLAND) |
| ST. CRIOX ISLAND ALEXANDER HAMILTON | | TISX | VIRGIN ISL. (U.S.) |
| ST. JEAN | Canada | CYJN | CANADA (QUEBEC) |
| ST. JOHN | Canada | CYSJ | CANADA (NEW BRUNSWICK) |
| ST. JOHN'S | Canada | CYYT | CANADA (NEWFOUNDLAND) |
| ST. LOUIS | Senegal | GOSS | |
| ST. LOUIS LAMBERT INTERNATIONAL | USA | KSTL | USA (MO) |
| ST. MAARTEN PRINSES JULIANA INTERNATIONAL | | TNCM | ANTILLES (NETHERL.) |
| ST. MARTIN GRAND CASE/ESPERANCE | France | TFFG | ANTILLES (FRANCE) |
| ST. MARY'S ISLES OF SCILLY | United Kingdom | EGHE | |
| ST. MORITZ SAMEDAN HELIPORT | Switzerland | LSXM | |
| ST. PAUL ISLAND | USA | PASN | USA (ALASKA) |
| ST. PETERSBURG CLEARWATER INTERNATIONAL | USA | KPIE | USA (FLORIDA) |
| ST. PETERSBURG PULKOVO | Russia | ULLI | |
| ST. THOMAS CYRIL E. KING | | TIST | VIRGIN ISL. (U.S.) |
| ST.-BARTHELEMY LEEWARD ISLANDS | France | TFFJ | ANTILLES (FRANCE) |
| ST.-DENIS GILLOT | Reunion | FMEE | REUNION ISLAND (F) |
| ST.-ETIENNE BOUTHEON | France | LFMH | |
| ST.-PIERRE | | LFVP | ST. PIERRE & MIQUELON |
| ST.-PIERRE MIL.&CIV PIERREFONDS | Reunion | FMEP | REUNION ISLAND (F) |
| STAUNING | Denmark | EKVJ | |
| STAVANGER SOLA | Norway | ENZV | |
| STAVROPOL SHPAKOVSKOYE | Russia | URMT | |
| STELLA MARIS LONG ISLAND | Bahamas | MYLS | |
| STEPHENVILLE | Canada | CYJT | CANADA (NEWFOUNDLAND) |
| STOCKHOLM ARLANDA | Sweden | ESSA | |
| STOCKHOLM BROMMA | Sweden | ESSB | |
| STOCKTON METROPOLITAN | USA | KSCK | USA (CALIFORNIA) |
| STOKMARKNES SKAGEN | Norway | ENSK | |
| STONY RAPIDS | Canada | CYSF | CANADA (SASKATCHEWAN) |
| STORNOWAY | Ukraine | EGPO | UK |
| STRASBOURG (STRASSBURG) ENTZHEIM | France | LFST | |
| STRATFORD SIKORSKY MEMORIAL | USA | KBDR | USA (CONNECTICUT) |
| STUTTGART ECHTERDINGEN | Germany | EDDS | |
| SUCEAVA SALCEA | Romania | LRSV | |
| SUCRE | Bolivia | SLSU | |
| SUDBURY | Canada | CYSB | CANADA (ONTARIO) |
| SUI | Pakistan | OPSU | |
| SUKHUMI BABUSHARA | Georgia | UGSS | |
| SUKKERTOPPEN | Greenland | BGST | GREENLAND (DENMARK) |
| SUKKUR | Pakistan | OPSK | |
| SUMBAWANGA | Tanzania | HTSU | |
| SUNDSVALL HARNOSAND | Sweden | ESNN | |
| SUNYANI | Ghana | DGSN | |
| SUR | Romania | OOSR | OMAN |
| SURABAYA GEDANGAN | Indonesia | WRSS | |
| SURAT | India | VASU | |
| SURGUT | Russia | USRR | |
| SUVA NAUSORI | Fiji | NFSU | |
| SVEG | Sweden | ESND | |
| SVERDLOVSK | Russia | USSS | |
| SVOLVAER HELLE | Norway | ENSH | |
| SWAKOPMUND | Namibia | FASM | |
| SWIFT CURRENT | Canada | CYYN | CANADA (SASKATCHEWAN) |
| SYDNEY | Canada | CYQY | CANADA (NOVA SCOTIA) |
| SYDNEY KINGSFORD SMITH INTERNATIONAL | Australia | YSSY | AUSTRALIA (NSW) |
| SYKTYVKAR | Russia | UUYY | |
| SYLHET OSMANI | Bangladesh | VGSY | |
| SYRACUSE HANCOCK FIELD | USA | KSYR | USA (NEW YORK) |
| SZCZECHIN GOLENIOW | Poland | EPSC | |
