Appendix:IATA airport codes/S

SA

 * SAA (KSAA): Shively Field, Saratoga, Wyoming, United States
 * SAC (KSAC): Sacramento Executive Airport, Sacramento, California, United States
 * SAD (KSAD): Safford Regional Airport, Safford, Arizona, United States
 * SAE, Sangir Airport, Sangir, Indonesia
 * SAF (KSAF): Santa Fe Municipal Airport, Santa Fe, New Mexico, United States
 * SAG, Sagwon Airport, Sagwon, Alaska, United States
 * SAH (OYSN): El Rahaba Airport (Sanaa International): Sana'a, Yemen
 * SAI, San Marino Airport, San Marino, Republic of San Marino
 * SAJ, Sirajganj Airport, Sirajganj, Bangladesh
 * SAL (MSLP): Comalapa International Airport (El Salvador International): San Salvador, El Salvador
 * SAN (KSAN): San Diego International Airport, San Diego, California, United States
 * SAO, All Airports, São Paulo, Brazil
 * SAP (MHLM): La Mesa International Airport, San Pedro Sula, Honduras
 * SAR (KSAR): Sparta Community Airport (Hunter Field): Sparta, Illinois, United States
 * SAS (KSAS): Salton Sea Airport, Salton City, California, United States
 * SAT (KSAT): San Antonio International Airport, San Antonio, Texas, United States
 * SAV (KSAV): Savannah/Hilton Head International Airport, Savannah, Georgia (near Hilton Head, South Carolina), United States
 * SAW (LTFJ): Sabiha Gokcen International Airport, Istanbul, Turkey
 * SAZ (KSAZ): Staples Municipal Airport, Staples, Minnesota, United States

SB

 * SBA (KSBA): Santa Barbara Municipal Airport, Santa Barbara, California, United States
 * SBD (KSBD): San Bernardino International Airport, San Bernardino, California, United States
 * SBF (OADS): Sardeh Band Airport, Sardeh Band, Afghanistan
 * SBM (KSBM): Sheboygan County Memorial Airport, Sheboygan, Wisconsin, United States
 * SBN (KSBN): South Bend Regional Airport, South Bend, Indiana, United States
 * SBO (KSBO): Emanuel County Airport, Swainsboro, Georgia, United States
 * SBP (KSBP): San Luis Obispo County Regional Airport, San Luis Obispo, California, United States
 * SBS (KSBS): Steamboat Springs Airport (Bob Adams Field): Steamboat Springs, Colorado, United States
 * SBU (KSBU): Blue Earth Municipal Airport, Blue Earth, Minnesota, United States
 * SBW, Sibu Airport, Sibu, Malaysia
 * SBX (KSBX): Shelby Airport, Shelby, Montana, United States
 * SBY (KSBY): Salisbury-Ocean City Wicomico Regional Airport, Salisbury, Maryland, United States
 * SBZ (LRSB): Sibiu International Airport, Sibiu, Romania

SC

 * SCB (KSCB): Scribner State Airport, Scribner, Nebraska, United States
 * SCC (PASC): Deadhorse Airport, Deadhorse, Alaska, United States
 * SCD (KSCD): Sylacauga Municipal Airport (Merkel Field): Sylacauga, Alabama, United States
 * SCE (KUNV): University Park Airport, State College, Pennsylvania, United States
 * SCF (KSDL): Scottsdale Airport, Scottsdale, Arizona, United States
 * SCH (KSCH): Schenectady County Airport, Schenectady, New York, United States
 * SCK (KSCK): Stockton Metropolitan Airport, Stockton, California, United States
 * SCL (SCEL): Arturo Merino Benitez International Airport, Santiago, Chile
 * SCM, Scammon Bay Airport, Scammon Bay, Alaska, United States
 * SCN (EDDR): Saarbrücken Airport, Saarbrücken, Germany
 * SCO (UATE): Shevchenko Airport (Aktau Airport), Aktau, Kazakhstan
 * SCQ (LEST): Santiago de Compostela Airport, Santiago de Compostela, Spain
 * SCS (EPGM): Scatsta Airport, Sullom Voe, Shetland Islands, United Kingdom
 * SCU (MUCU): Antonio Maceo International Airport, Santiago, Cuba
 * SCV (LRSV): Suceava Airport, Suceava, Romania
 * SCX (KSCX): Scott Municipal Airport, Oneida, Tennessee, United States

SD

 * SDA (ORBI): Baghdad International Airport (formerly ORBS/Saddam International): Baghdad, Iraq
 * SDA (KSDA): Shenandoah Municipal Airport, Shenandoah, Iowa, United States
 * SDC (SCEL): Comodoro Arturo Merino Benítez International Airport, Santiago, Chile
 * SDD (FNUB): Lubango Airport, Lubango, Angola
 * SDE (SANE): Santiago del Estero Airport, Santiago del Estero, Argentina
 * SDF (KSDF): Louisville International Airport (Standiford Field): Louisville, Kentucky, United States
 * SDJ (RJSS): Sendai Airport, Natori, Japan
 * SDK (WBKS): Sandakan Airport, Sandakan, Malaysia
 * SDL (ESNN): Sundsvall-Härnösand Airport (Midlanda Airport): Sundsvall, Sweden
 * SDM (KSDM): Brown Field Municipal Airport, San Diego, California, United States
 * SDN (ENSD): Sandane Airport, Anda, Gloppen, Sogn og Fjordane, Norway
 * SDP (PASD): Sand Point Airport, Sand Point, Alaska, United States
 * SDQ (MDSD): Las Américas International Airport, Punta Caucedo (near Santo Domingo), Dominican Republic
 * SDR (LEXJ): Santander - Parayas Airport, Santander, Spain
 * SDU (SBRJ): Santos Dumont Airport, Rio de Janeiro, Brazil
 * SDV (LLSD): Sde Dov Airport, Tel Aviv, Israel
 * SDX (KSEZ): Sedona Airport, Sedona, Arizona, United States
 * SDY (KSDY): Sidney-Richland Municipal Airport, Sidney, Montana, United States

SE

 * SEA (KSEA): Seattle-Tacoma International Airport, SeaTac (near Seattle and Tacoma), Washington, United States
 * SEE (KSEE): Gillespie Field, San Diego/El Cajon, California, United States
 * SEF (KSEF): Sebring Regional Airport, Sebring, Florida, United States
 * SEG (KSEG): Penn Valley Airport, Selinsgrove, Pennsylvania, United States
 * SEH, Senggeh Airport, Senggeh, Indonesia
 * SEL (KSEL): (see GMP instead): Gimpo International Airport Republic Korea, Seoul, Republic Korea
 * SEM (KSEM): Craig Field, Selma, Alabama, United States
 * SEP (KSEP): Clark Field Municipal Airport, Stephenville, Texas, United States
 * SEQ (KSEQ): Randolph AFB Aux., Seguin, Texas, United States
 * SER (KSER): Freeman Municipal Airport, Seymour, Indiana, United States
 * SET (KSET): St. Charles County Smartt Airport, St. Charles, Missouri, United States
 * SEX, Sembach Airport, Finsterwalde, Germany
 * SEZ (FSIA): Seychelles International Airport, Mahé, Seychelles

SF

 * SFB (KSFB): Orlando Sanford International Airport, Sanford, Florida (near Orlando), United States
 * SFD (KSFD): Bob Wiley Field, Winner, South Dakota, United States
 * SFF (KSFF): Felts Field, Spokane, Washington, United States
 * SFJ, Kangerlussuaq Airport, Kangerlussuaq, Greenland
 * SFL (GVSF): São Filipe Airport, Fogo, Cape Verde
 * SFM (KSFM): Sanford Regional Airport, Sanford, Maine, United States
 * SFO (KSFO): San Francisco International Airport, San Francisco, California, United States
 * SFQ (LTCH): Şanlıurfa Airport, Şanlıurfa, Turkey
 * SFQ (KSFQ): Suffolk Executive Airport, Suffolk, Virginia, United States
 * SFY (KSFY): Tri-Township Airport, Savanna, Illinois, United States
 * SFZ (KSFZ): North Central State Airport, Pawtucket, Rhode Island, United States

SG

 * SGA (OASN): Sheghnan Airport, Sheghnan, Afghanistan
 * SGC (USRR): Surgut Airport, Surgut, Russia
 * SGD (EKSB): Sønderborg Airport, Sønderborg, Denmark
 * SGF (KSGF): Springfield-Branson National Airport, Springfield, Missouri, United States
 * SGH (KSGH): Springfield-Beckley Municipal Airport, Springfield, Ohio, United States
 * SGJ (KSGJ): St. Augustine Airport, St. Augustine, Florida, United States
 * SGN (VVTS): Tan Son Nhat International Airport, Ho Chi Minh City, Vietnam
 * SGR (KSGR): Sugar Land Regional Airport, Sugar Land, Texas (near Houston), United States
 * SGS (KSGS): South St. Paul Municipal Airport (Richard E. Fleming Field): South St. Paul, Minnesota, United States
 * SGT (KSGT): Stuttgart Municipal Airport, Stuttgart, Arkansas, United States
 * SGU (KSGU): St. George Municipal Airport, St. George, Utah, United States
 * SGY (PAGY): Skagway Airport, Skagway, Alaska, United States

SH

 * SHA (ZSSS): Shanghai Hongqiao International Airport, Shanghai, China
 * SHD (KSHD): Shenandoah Valley Regional Airport, Staunton/Waynesboro/Harrisonburg, Virginia, United States
 * SHE (ZYTX): Shenyang Taoxian International Airport, Shenyang, China
 * SHG (PAHG): Shungnak Airport, Shungnak, Alaska, United States
 * SHH (PASH): Shishmaref Airport, Shishmaref, Alaska, United States
 * SHJ (OMSJ): Sharjah International Airport, Sharjah, United Arab Emirates
 * SHL (KSHL): Sheldon Municipal Airport, Sheldon, Iowa, United States
 * SHN (KSHN): Sanderson Field, Shelton, Washington, United States
 * SHR (KSHR): Sheridan County Airport, Sheridan, Wyoming, United States
 * SHV (KSHV): Shreveport Regional Airport, Shreveport, Louisiana, United States
 * SHX, Shageluk Airport, Shageluk, Alaska, United States

SI

 * SIC (LTCM): Sinop Airport, Sinop, Turkey
 * SID (GVAC): Amilcar Cabral International Airport, Sal Island, Cape Verde
 * SIG (TJIG): Fernando Luis Ribas Dominicci Airport, San Juan, Puerto Rico
 * SIK (KSIK): Sikeston Memorial Municipal Airport, Sikeston, Missouri, United States
 * SIN (WSSS): Singapore Changi Airport, Changi, Singapore
 * SIO (YSMI): Smithton Airport, Smithton, Tasmania, Australia
 * SIP (UKFF): Simferopol International Airport, Simferopol, Ukraine
 * SIR (LSGS): Sion Airport, Sion, Switzerland
 * SIT (PASI): Sitka Rocky Gutierrez Airport, Sitka, Alaska, United States
 * SIU (MNSI): Siuna Airport, Siuna, Nicaragua
 * SIV (KSIV): Sullivan County Airport, Sullivan, Indiana, United States
 * SIY (KSIY): Siskiyou County Airport, Montague, California, United States

SJ

 * SJC (KSJC): Norman Y. Mineta San José International Airport, San Jose, California, United States
 * SJD (MMSD): Los Cabos International Airport, Los Cabos, Mexico
 * SJJ (LQSA): Sarajevo International Airport, Sarajevo, Bosnia-Herzegovina
 * SJK (SBSJ): São José dos Campos Regional Airport, São José dos Campos, Brazil
 * SJN (KSJN): St. Johns Industrial Air Park Airport, St. Johns, Arizona, United States
 * SJO (MROC): Juan Santamaría International Airport, San José, Costa Rica
 * SJP (SBSR): Prof. Eribel Manoel Reino State Airport, São José do Rio Preto, Brazil
 * SJT (KSJT): San Angelo Regional Airport (Mathis Field): San Angelo, Texas, United States
 * SJU (TJSJ): Luis Muñoz Marín International Airport, San Juan, Puerto Rico
 * SJX (KSJX): Beaver Island Airport, Beaver Island, Michigan, United States
 * SJX, Sartaneja Airport, Sartaneja, Belize

SK

 * SKA (KSKA): Fairchild AFB, Spokane, Washington, United States
 * SKB (TKPK): Robert L. Bradshaw International Airport, Basseterre, Saint Kitts and Nevis
 * SKE (ENSN): Skien Airport, Geiteryggen, Skien, Telemark, Norway
 * SKF (KSKF): Lackland AFB (Kelly Field Annex): San Antonio, Texas, United States
 * SKG (LGTS): Makedonia Airport, Thessaloniki, Greece
 * SKI (KSKI): Sac City Municipal Airport, Sac City, Iowa, United States
 * SKN (ENSK): Stokmarknes Airport, Skagen, Hadsel, Nordland, Norway
 * SKP (LWSK): Skopje Airport, Skopje, Republic of Macedonia
 * SKS (EKSP): Skrydstrup Airport, Vojens, Denmark
 * SKW (PASW): Skwentna Airport, Skwentna, Alaska, United States
 * SKX (KSKX): Taos Regional Airport, Taos, New Mexico, United States
 * SKY (KSKY): Griffing Sandusky Airport, Sandusky, Ohio, United States
 * SKZ (OPSK): Sukkur Airport, Sukkur, Pakistan

SL

 * SLA (SASA): Martín Miguel de Güemes International Airport, Salta, Salta Province, Argentina
 * SLB (KSLB): Storm Lake Municipal Airport, Storm Lake, Iowa, United States
 * SLC (KSLC): Salt Lake City International Airport, Salt Lake City, Utah, United States
 * SLE (KSLE): McNary Field, Salem, Oregon, United States
 * SLG (KSLG): Smith Field, Siloam Springs, Arkansas, United States
 * SLH (KSLH): Cheboygan County Airport, Cheboygan, Michigan, United States
 * SLI (KSLI): Los Alamitos Army Airfield, Los Alamitos, California, United States
 * SLJ (KSLJ): Hagler Army Airfield, Camp Shelby, Mississippi, United States
 * SLK (KSLK): Adirondack Regional Airport, Saranac Lake, New York, United States
 * SLm (LESA): Matacán Airport, Salamanca,Leon, Spain
 * SLN (KSLN): Salina Municipal Airport, Salina, Kansas, United States
 * SLO (KSLO): Salem-Leckrone Airport, Salem, Illinois, United States
 * SLP (MMSP): Ponciano Arriaga International Airport, San Luis Potosí, San Luis Potosí, México
 * SLQ (PASL): Sleetmute Airport, Sleetmute, Alaska, United States
 * SLR (KSLR): Sulphur Springs Municipal Airport, Sulphur Springs, Texas, United States
 * SLS, Silistra Airport, Silistra, Bulgaria
 * SLU (TLPC): George F. L. Charles Airport, Castries, Saint Lucia
 * SLW (MMIO): Plan de Guadalupe International Airport, Saltillo, Mexico
 * SLZ (SBSL): Marechal Cunha Machado International Airport, São Luís, Brazil

SM

 * SMA (LPAZ): Aeroporto de Santa Maria, Santa Maria Island, Portugal
 * SMD (KSMD): Smith Field, Fort Wayne, Indiana, United States
 * SME (KSME): Somerset-Pulaski County Airport (J.T. Wilson Field): Somerset, Kentucky, United States
 * SMF (KSMF): Sacramento International Airport, Sacramento, California, United States
 * SMH, Sapmanga, Papua New Guinea
 * SMI (LGSM): Samos International Airport "Aristarchos of Samos", Samos Island, Greece
 * SMK, St. Michael Airport, St. Michael, Alaska, United States
 * SMN (KSMN): Lemhi County Airport, Salmon, Idaho, United States
 * SMO (KSMO): Santa Monica Municipal Airport, Santa Monica, California, United States
 * SMQ (WAOS): Sampit Airport, Sampit, Central Kalimantan (Borneo), Indonesia


 * SMS (KSMS): Sumter Airport, Sumter, South Carolina, United States
 * SMU (PASP): Sheep Mountain Airport, Sheep Mountain, Alaska, United States
 * SMV (LSZS): St Moritz - Samedan Airport, Samedan and St. Moritz, Switzerland
 * SMX (KSMX): Santa Maria Public Airport (Capt. G. Allan Hancock Field): Santa Maria, California, United States
 * SMY (GOTS): Simenti Airport, Simenti, Senegal
 * SMZ (SMST): Stoelmans Eiland Airport, Stoelmans Eiland, Suriname

SN

 * SNA (KSNA): John Wayne Airport (Orange County Airport): Santa Ana, California, United States
 * SNC (KSNC): Chester Airport, Chester, Connecticut, United States
 * SNE (GVSN): Preguiça Airport, São Nicolau, Cape Verde
 * SNH (KSNH): Savannah-Hardin County Airport, Savannah, Tennessee, United States
 * SNK (KSNK): Winston Field, Snyder, Texas, United States
 * SNL (KSNL): Shawnee Regional Airport, Shawnee, Oklahoma, United States
 * SNN (EINN): Shannon International Airport, Shannon (County Clare), Ireland
 * SNP (PASN): St. Paul Island Airport, St. Paul Island, Alaska, United States
 * SNS (KSNS): Salinas Municipal Airport, Salinas, California, United States
 * SNY (KSNY): Sidney Municipal Airport (Lloyd W. Carr Field): Sidney, Nebraska, United States

SO

 * SOA (KSOA): Sonora Municipal Airport, Sonora, Texas, United States
 * SOB (LHSM): Sármellék International Airport, Sármellék, Hungary
 * SOF (LBSF): Sofia Airport, Sofia, Bulgaria
 * SOG (ENSG): Sogndal Airport, Haukåsen, Sogndal, Norway
 * SOJ (ENSR): Sørkjosen Airport, Sørkjosen, Norway
 * SOP (KSOP): Moore County Airport, Pinehurst/Southern Pines, North Carolina, United States
 * SOU (EGHI): Southampton Airport, Eastleigh (near Southampton), England, United Kingdom
 * SOV (PASO): Seldovia Airport, Seldovia, Alaska, United States
 * SOW (KSOW): Show Low Regional Airport, Show Low, Arizona, United States
 * SOY (KSOY): Sioux Center Municipal Airport, Sioux Center, Iowa, United States

SP

 * SPA (KSPA): Spartanburg Downtown Memorial Airport, Spartanburg, South Carolina, United States
 * SPB (KSPB): Scappoose Industrial Airpark, Scappoose, Oregon, United States
 * SPC (GCLA): La Palma Airport, La Palma, Canary Islands, Spain
 * SPF (KSPF): Black Hills/Clyde Ice Field, Spearfish, South Dakota, United States
 * SPG (KSPG): Albert Whitted Airport, St. Petersburg, Florida, United States
 * SPH (KSPH): Springhill Airport, Springhill, Louisiana, United States
 * SPI (KSPI): Abraham Lincoln Capital Airport, Springfield, Illinois, United States
 * SPN (PGSN): Saipan International Airport, Saipan Island, Northern Mariana Islands
 * SPM (ETAD): Spangdahlem Air Base, Spangdahlem, Germany
 * SPR, San Pedro Airport, San Pedro, Belize
 * SPS (KSPS): Sheppard AFB / Wichita Falls Municipal Airport, Wichita Falls, Texas, United States
 * SPU (LDSP): Split Airport, Split, Croatia
 * SPW (KSPW): Spencer Municipal Airport, Spencer, Iowa, United States
 * SPZ (KASG): Springdale Municipal Airport, Springdale, Arkansas, United States

SQ

 * SQI (KSQI): Whiteside County Airport (Jos. H. Bittorf Field): Sterling/Rock Falls, Illinois, United States
 * SQL (KSQL): San Carlos Airport, San Carlos, California, United States
 * SQQ, Šiauliai International Airport, Šiauliai, Lithuania
 * SQW, Skive Airport, Skive, Denmark

SR

 * SRB (KSRB): Upper Cumberland Regional Airport, Sparta, Tennessee, United States
 * SRC (KSRC): Searcy Municipal Airport, Searcy, Arkansas, United States
 * SRE (SLSU): Juana Azurduy de Padilla International Airport, Sucre, Bolivia
 * SRE (KSRE): Seminole Municipal Airport, Seminole, Oklahoma, United States
 * SRG (WARS): Achmad Yani International Airport, Semarang, Indonesia
 * SRH (FTTA): Sarh Airport, Sarh, Chad
 * SRP (ENSA): Stord Airport, Sørstokken, Stord, Hordaland, Norway
 * SRQ (KSRQ): Sarasota-Bradenton International Airport, Sarasota, Florida (near Bradenton), United States
 * SRR (KSRR): Sierra Blanca Regional Airport, Ruidoso, New Mexico, United States
 * SRT (HUSO): Soroti Airport, Soroti, Uganda
 * SRV, Stony River 2 Airport, Stony River, Alaska, United States
 * SRY (OINZ); Dasht-e Naz Airport, Sari, Iran
 * SRZ, El Trompillo, Santa Cruz de la Sierra, Bolivia

SS

 * SSA (SBSV): Deputado Luis Eduardo Magalhaes, Salvador, Bahia, Brazil
 * SSC (KSSC): Shaw AFB, Sumter, South Carolina, United States
 * SSF (KSSF): Stinson Municipal Airport, San Antonio, Texas, United States
 * SSG (FGSL): Malabo International Airport (Saint Isabel Airport): Malabo, Equatorial Guinea
 * SSH (HESH): Sharm El Sheikh International Airport, Sharm el Sheikh, Egypt
 * SSI (KSSI): Malcolm McKinnon Airport, Brunswick, Georgia, United States
 * SSJ (ENST): Sandnessjøen Airport, Stokka, Sandnessjøen, Norway
 * SSN, Seoul Ab, Seoul, South Korea
 * SSQ (KSSQ): Shell Lake Municipal Airport, Shell Lake, Wisconsin, United States
 * SSQ (CSR8): La Sarre Airport, La Sarre, Quebec, Canada
 * SSZ (SBST): Santos Air Base, Santos, Brazil

ST

 * STA (EKVJ): Stauning Vestjylland Airport, Skjern, Denmark
 * STC (KSTC): St. Cloud Regional Airport, St. Cloud, Minnesota, United States
 * STD (SVSO): Aeropuerto Internacional de Santo Domingo, Santo Domingo (near San Cristóbal, Táchira), Venezuela
 * STE (KSTE): Stevens Point Municipal Airport, Stevens Point, Wisconsin, United States
 * STF (KSTF): George M. Bryan Airport, Starkville, Mississippi, United States
 * STI (MDST): Cibao International Airport, Santiago de los Caballeros, Dominican Republic
 * STJ (KSTJ): Rosecrans Memorial Airport, St. Joseph, Missouri, United States
 * STK (KSTK): Sterling Municipal Airport, Sterling, Colorado, United States
 * STL (KSTL): Lambert-Saint Louis International Airport, St. Louis, Missouri, United States
 * STN (EGSS): London Stansted Airport, Essex (near London), England, United Kingdom
 * STO (ESSA): (see ARN instead): Stockholm-Arlanda Airport, Stockholm, Sweden
 * STP (KSTP): St. Paul Downtown Airport (Holman Field): St. Paul, Minnesota, United States
 * STR (EDDS): Echterdingen Airport, Stuttgart, Germany
 * STS (KSTS): Charles M. Schulz Sonoma County Airport, Santa Rosa, California, United States
 * STT (TIST): Cyril E. King Airport, Charlotte Amalie, Saint Thomas, United States Virgin Islands
 * STW (URMT): Stavropol Shpakovskoye Airport, Stavropol, Russia
 * STX (TISX): Henry E. Rohlsen Airport, Christiansted, Saint Croix, United States Virgin Islands

SU

 * SUA (KSUA): Witham Field, Stuart, Florida, United States
 * SUB (WARR): Juanda International Airport, Surabaya, Indonesia
 * SUD (KSUD): Stroud Municipal Airport, Stroud, Oklahoma, United States
 * SUE (KSUE): Door County Cherryland Airport, Sturgeon Bay, Wisconsin, United States
 * SUF (LICA): Lamezia Terme International Airport, Lamezia Terme, Italy
 * SUJ (LRSM): Satu Mare International Airport, Satu Mare, Romania
 * SUN (KSUN): Friedman Memorial Airport, Hailey, Idaho, United States
 * SUO, Sunriver Airport, Sunriver, Oregon, United States
 * SUS (KSUS): Spirit of Saint Louis Airport, Chesterfield, Missouri, United States
 * SUT (KSUT): Brunswick County Airport, Oak Island, North Carolina, United States
 * SUU (KSUU): Travis AFB, Fairfield, California, United States
 * SUV, Nausori International Airport –Nausori, Fiji, Fiji
 * SUW (KSUW): Richard I. Bong Airport, Superior, Wisconsin, United States
 * SUX (KSUX): Sioux Gateway Airport (Colonel Bud Day Field): Sioux City, Iowa, United States

SV

 * SVA (PASA): Savoonga Airport, Savoonga, Alaska, United States
 * SVC (KSVC): Grant County Airport, Silver City, New Mexico, United States
 * SVD (TVSV): E.T. Joshua Airport, Arno Vale (near Kingstown), Saint Vincent
 * SVE (KSVE): Susanville Municipal Airport, Susanville, California, United States
 * SVG (ENZV): Stavanger Airport, Sola, Stavanger, Norway
 * SVH (KSVH): Statesville Regional Airport, Statesville, North Carolina, United States
 * SVJ (ENSH): Svolvær Airport, Helle, Svolvær, Norway
 * SVN (KSVN): Hunter AAF, Savannah, Georgia, United States
 * SVO (UUEE): Sheremetyevo International Airport, Moscow, Russia
 * SVQ (LEZL): San Pablo Airport, Seville, Spain
 * SVS, Stevens Village Airport, Stevens Village, Alaska, United States
 * SVW (PASV): Sparrevohn LRRS, Sparrevohn, Alaska, United States
 * SVX (USSS): Koltsovo International Airport, Yekaterinburg, Russia
 * SVZ (SVSA): Aeropuerto Internacional Juan Vicente Gómez, San Antonio del Táchira, Venezuela

SW

 * SWD (PAWD): Seward Airport, Seward, Alaska, United States
 * SWF (KSWF): Stewart International Airport, Newburgh, New York, United States
 * SWI (KSWI): Sherman Municipal Airport, Sherman, Texas, United States
 * SWN (OPSW): Sahiwal Airport, Sahiwal, Pakistan
 * SWO (KSWO): Stillwater Regional Airport, Stillwater, Oklahoma, United States
 * SWS (EGFH): Swansea Airport, Swansea, United Kingdom
 * SWT (KSWT): Seward Municipal Airport, Seward, Nebraska, United States
 * SWW (KSWW): Avenger Field, Sweetwater, Texas, United States

SX

 * SXB (LFST): Strasbourg Entzheim International Airport, Strasbourg, France
 * SXF (EDDB): Schönefeld International Airport, Berlin, Germany (now unused)


 * SXL (EISG): Sligo Airport, Strandhill (near Sligo), Ireland
 * SXM (TNCM): Princess Juliana International Airport, Philipsburg, Philipsburg, Sint Maarten, Netherlands Antilles
 * SXP: Sheldon Point Airport, Sheldon Point, Alaska, United States
 * SXQ (PASX): Soldotna Airport, Soldotna, Alaska, United States
 * SXR: Srinagar International Airport, Srinagar, India
 * SXZ (LTCL): Siirt Airport, Siirt, Turkey

SY

 * SYA (PASY): Eareckson Air Station, Shemya, Alaska, United States
 * SYD (YSSY): Kingsford Smith International Airport, Mascot (near Sydney), Australia
 * SYF (KSYF): Cheyenne County Municipal Airport, St. Francis, Kansas, United States
 * SYI (KSYI): Shelbyville Municipal Airport (Bomar Field): Shelbyville, Tennessee, United States
 * SYN (KSYN): Stanton Airfield, Stanton, Minnesota, United States
 * SYP (MPSA): Ruben Cantu Airport, Santiago de Veraguas, Panama
 * SYQ (MRPV): Tobías Bolaños International Airport, San José, Costa Rica
 * SYR (KSYR): Syracuse Hancock International Airport, Mattydale (near Syracuse), New York, United States
 * SYV (KSYV): Sylvester Airport, Sylvester, Georgia, United States
 * SYX: Sanya (Fenghuang)Airport, Hainan Island, China
 * SYY (EGPO): Stornoway Airport, Stornoway, Scotland, United Kingdom
 * SYZ (OISS): Shiraz International Airport, Shiraz, Iran

SZ

 * SZB (WMSA): Sultan Abdul Aziz Shah Airport, Subang (near Kuala Lumpur), Malaysia
 * SZD (EGSY): Sheffield City Airport, Sheffield, England
 * SZF (LTFH): Carsamba Airport, Samsun, Turkey
 * SZG (LOWS): Salzburg Airport, Salzburg, Austria
 * SZI, Zaysan Airport, Zaysan, Kazakhstan
 * SZL (KSZL): Whiteman AFB, Knob Noster, Missouri, United States
 * SZN (KSZN): Santa Cruz Island Airport, Santa Barbara, California, United States
 * SZP, Santa Paula Airport, Santa Paula, California, United States
 * SZQ (KSZP): Saenz Peña Airport, Santos Lugares, Buenos Aires, Argentina
 * SZR (LBSZ): Stara Zaroga Airport, Stara Zagora, Bulgaria
 * SZS, Ryans Creek Aerodrome, Stewart Island, New Zealand
 * SZT (KSZT): Sandpoint Airport, Sandpoint, Idaho, United States
 * SZV, Suzhou Airport, Suzhou (near Shanghai), China
 * SZX (ZGSZ): Shenzhen - Baoan International Airport, Shenzhen, Guangdong, China,
 * SZY (EPSY): Szczytno-Snationalrt, Szymany (near Szczytno), Poland
 * SZY (KSZY): Robert Sibley Airport, Selmer, Tennessee, United States
 * SZZ (ESPC): Szczecin-Goleniów "Solidarność" Airport, Goleniów (near Szczecin), Poland