Saarbruecken (SCN) - Ensheim
Saba Island, Netherlands Antilles (SAB)
Sacramento, CA, USA (SMF) - Sacramento Metropolitan
Saidpur (SPD)
Saint Cloud, MN, USA (STC) - Saint Cloud
Saint George, UT, USA (SGU) - St George
Saint John, New Brunswick, Canada (YSJ) - Turnbull Field
Saint Johns / Antigua, Antigua And Barbuda (ANU) - Vc Bird International
Saint-Hyacinthe, Quebec, Canada (XIM) - Saint Hyacinthe / Via Rail Service
Saipan (SPN) - Saipan Intl Northrn Mariana Isles
Sakon Nakhon (SNO)
Sal, Cape Verde (SID) - Amilcar Cabral International
Salina, KS, USA (SLN) - Salina Municipal
Salisbury, MD, USA (SBY) - Salisbury-Wicomico County Arpt
Salmon Arm, British Columbia, Canada (YSN)
Salt Lake City, UT, USA (SLC) - Salt Lake City International Arpt
Salta (SLA) - International
Saltillo (SLW) - Saltillo
Salvador, Bahia (SSA) - Dois De Julho
Salzburg, Austria (SZG) - Salzburg
Samara, Russia (KUF) - Samara
Samarkand (SKD)
San Andres Island, Colombia (ADZ)
San Andros / Andros Island, Bahamas (SAQ)
San Angelo, TX, USA (SJT)
San Antonio, Venezuela (SVZ)
San Antonio, TX, USA (SAT) - San Antonio International
San Carlos De Bariloche, Argentina (BRC) - International
San Diego, CA, USA (SAN) - Lindbergh International Airport
San Francisco, CA, USA (SFO) - San Francisco Intl Airport
San Jose, CA, USA (SJC) - San Jose International Airport
San Jose, Costa Rica (SJO) - Juan Santamaria International
San Jose, Philippines (SJI) - Mcguire Field
San Jose Del Cabo (SJD) - Los Cabos Intl Airport
San Juan, PR, USA (SJU) - Luis Munoz Marin International
San Juan, San Juan, Argentina (UAQ)
San Luis Obispo, CA, USA (SBP) - San Luis Obispo County Airport
San Luis Potosi, San Luis Potosi, Mexico (SLP)
San Martin De Los Andes, Neuquen (CPC)
San Pedro, Belize (SPR) - San Pedro
San Pedro Sula (SAP) - La Mesa
San Salvador, El Salvador (SAL) - El Salvadore Intl Airport
San Salvador, Bahamas (ZSA)
San Sebastian, Spain (EAS) - Fuenterrabia
San Tome, Venezuela (SOM)
Sanaa (SAH) - International
Sandakan (SDK)
Sandane (SDN)
Sandefjord (TRF) - Torf
Sandnessjoen (SSJ) - Stokka
Santa Ana, CA, USA (SNA) - John Wayne Airport
Santa Barbara, CA, USA (SBA) - Santa Barbara Airport
Santa Cruz, Bolivia (VVI) - Viru Viru International
Santa Cruz La Palma, Canary Islands, Spain (SPC) - La Palma
Santa Fe, Santa Fe, Argentina (SFN)
Santa Fe, NM, USA (SAF) - Santa Fe Municipal Airport
Santa Maria, CA, USA (SMX) - Santa Maria Public Airport
Santa Monica, CA, USA
Santa Rosa, La Pampa (RSA)
Santa Rosa, CA, USA (STS) - Sonoma County Airport
Santander (SDR) - Santander
Santarem, Brazil (STM)
Santiago, Chile (SCL) - Aeropuerto Comodoro Arturo Merino Benitez
Santiago, Cuba (SCU) - Santiago-Antonio Maceo Cuba
Santiago, Dominican Republic (STI) - Municipal
Santiago De Compostela (SCQ) - Santiago
Santo Domingo, Dominican Republic (SDQ) - Las Americas
Santo Domingo, Venezuela (STD) - Mayor Humberto Vivas Guerrero
Santorini/Thira Is, Greece (JTR) - Santorini
Sanya (SYX)
Sao Luiz (SLZ) - Tirirical
Sao Paulo, Sao Paulo, Brazil (GRU) - Guarulhos
Sao Paulo, Sao Paulo, Brazil (CGH) - Congonhas
Sapporo, Japan (CTS) - Chitose
Sarajevo, Bosnia And Herzegowina (SJJ) - Butmir
Saranac Lake, NY, USA (SLK) - Adirondack
Sarasota/Bradenton, FL, USA (SRQ) - Sarasota-Bradenton
Saskatoon, Saskatchewan, Canada (YXE) - Saskatoon
Sault Ste Marie, Ontario, Canada (YAM) - Sault Ste Marie Arpt
Sault Ste Marie, MI, USA (CIU) - Chippewa County Intl Airport
Sausalito, CA, USA (JMC) - Marin County
Savannah, GA, USA (SAV) - Travis Field
Savonlinna (SVL) - Savonlinna
Savusavu, Fiji (SVU) - Savusavu
Schefferville, Quebec, Canada (YKL) - Schefferville
Scottsbluff, NE, USA (BFF) - William B Heiling Field
Seattle, WA, USA (SEA) - Seattle Tacoma Intl Airport
Seattle, WA, USA (LKE) - Lake Union Sea Plane Base
Sedona, AZ, USA (SDX)
Semporna, Sabah, Malaysia (SMM) - Semporna
Sendai, Japan (SDJ) - Sendai
Seoul, South Korea (SEL) - Kimpo International
Sept-Iles, Quebec, Canada (YZV)
Sevilla, Spain (SVQ)
Sfax, Tunisia (SFA) - Sfax Airport
Shanghai, China (PVG) 
Shannon, Ireland (SNN) - Shannon
Shantou, China (SWA)
Sharjah, United Arab Emirates (SHJ) - Sharjah
Sharm El Sheikh, Egypt (SSH) - Ophira
Shawinigan, Quebec, Canada (XFL) - Shawinigan / Via Rail Service
Shawnigan, British Columbia, Canada (XFM) - Shawnigan / Via Rail Service
Shenyang, China (SHE) - Shenyang
Shenzhen, China (SZX) - Shenzhen
Sheridan, WY, USA (SHR) - Sheridan County Airport
Shetland Islands /Shetland Isd, Scotland, United Kingdom (LSI) - Shetland Islands
Shetland Islands /Shetland Isd, Scotland, United Kingdom (LWK) - Tingwall
Shijiazhuang, China (SJW) - Shijiazhuang
Shiraz, Iran (SYZ) - Shiraz
Shonai, Japan (SYO) - Shonai
Show Low, AZ, USA (SOW)
Shreveport, LA, USA (SHV) - Regional Airport
Sibu, Sarawak, Malaysia (SBW) - Sibu
Sidney, MT, USA (SDY)
Simferopol, Ukraine (SIP) - Simferopol
Singapore, Singapore (SIN) - Changi International Airport
Sioux City, IA, USA - Sioux Gateway Airport
Sioux Falls, SD, USA (FSD) - Joe Foss Field
Sioux Lookout, Ontario, Canada (YXL)
Sitka, AK, USA (SIT) - Sitka
Sivas, Turkey (VAS) - Sivas
Skagway, AK, USA (SGY)
Skelleftea, Sweden (SFT) - Skelleftea
Skiathos, Greece (JSI) - Skiathos
Skopje, Macedonia (SKP) - Skopje
Sligo, Ireland (SXL) - Collooney
Smith Falls, Ontario, Canada (YSH)
Smithers, British Columbia, Canada (YYD) - Smithers International
Sofia, Bulgaria (SOF) - Sofia Intl
Sogndal, Norway (SOG) - Haukasen
Sokcho, South Korea (SHO)
Sonderborg, Denmark (SGD) - Sonderborg
South Andros, Bahamas (TZN) - Congo Town
South Bend, IN, USA (SBN) - Michiana Regional Airport
South Caicos, Turks And Caicos Islands (XSC)
South Lake Tahoe, CA, USA (TVL) - Lake Tahoe
Southampton, England, United Kingdom (SOU) - Eastleigh
Southern Pines, NC, USA (SOP) - Pinehurst
Spencer, IA, USA (SPW) - Spencer Municipal Airport
Split, Croatia (Hrvatska) (SPU) - Split
Spokane, WA, USA (GEG) - International/Geiger Field
Springfield, MO, USA (SGF) - Springfield Regional Airport
Springfield, IL, USA (SPI) - Capital Airport
Srinagar, India (SXR)
St Barthelemy, Guadeloupe (SBH)
St Catharines, Ontario, Canada (YCM)
St Croix Island, VI, USA (STX)
St Croix Island, VI, USA (SSB) - Sea Plane Base
St George, Queensland, Australia (SGO) - St George
St Georges/Grenada, Grenada (GND) - Pt Saline
St Johns, Newfoundland, Canada (YYT) - St John's International
St Kitts, Saint Kitts And Nevis (SKB) - Golden Rock
St Leonard, New Brunswick, Canada (YSL) - St Leonard Apt
St Louis, MO, USA (STL) - Lambert-St Louis Internatl
St Lucia, Saint Lucia (UVF) - Hewanorra
St Lucia, Saint Lucia (SLU) - Vigie Field
St Maarten, Netherlands Antilles (SXM) - Juliana
St Marie, Madagascar (SMS)
St Martin, Netherlands Antilles (SFG) - Esperance
St Marys, Ontario, Canada (XIO) - St Marys / Via Rail Service
St Paul, MN, USA (STP) - Downtown Airport
St Petersburg, Russia (LED) - Pulkovo
St Petersburg/Clearwater, FL, USA (PIE) - St Petersburg/Clearwater Intl
St Pierre, St. Pierre And Miquelon (FSP)
St Thomas Island, VI, USA (STT) - Cyril E King Arpt
St Thomas Island, VI, USA (SPB) - Seaplane Base
St Vincent, St. Vincent And The Grenadines (SVD)
St-Denis De La Reunion, Reunion (RUN) - Gillot
State College, PA, USA (SCE) - University Park Arpt
Staunton, VA, USA (SHD) - Shenandoah Valley Regional
Stavanger, Norway (SVG) - Sola
Stella Maris, Bahamas (SML)
Stephenville, Newfoundland, Canada (YJT) - Stephenville
Stockholm, Sweden (ARN) - Arlanda International
Stockholm, Sweden (BMA) - Bromma Arpt
Stony Rapids, Saskatchewan, Canada (YSF) - Stony Rapids
Stornoway, Scotland, United Kingdom (SYY) - Stornoway
Strasbourg, France (SXB) - Entzheim
Stratford, Ontario, Canada (XFD)
Strathroy, Ontario, Canada (XTY) - Strathroy / Via Rail Service
Stuttgart, Germany (STR) - Echterdingen
Sucre, Bolivia (SRE) - Sucre
Sudbury, Ontario, Canada (YSB)
Sumbawa Island, Indonesia (SWQ) - Brang Bidji
Sun Valley/Hailey, ID, USA (SUN)
Sundsvall, Sweden (SDL) - Sundsvall
Sunshine Coast, Queensland, Australia (MCY) - Maroochydore
Surabaya, Indonesia (SUB) - Juanda Airport
Surat Thani, Thailand (URT)
Surgut, Russia (SGC)
Suva, Fiji (SUV) - Nausori
Swakopmund, Namibia (SWP)
Sydney, Nova Scotia, Canada (YQY) - Sydney Municipal
Sydney, New South Wales, Australia (QSY)
Sydney, New South Wales, Australia (SYD) - Sydney /Kingsford-Smith/ Airport
Syracuse, NY, USA (SYR) - Hancock International
Szczecin, Poland (SZZ) - Goleniow