| | IATA | ICAO | City | Region | State | Country | | SPW | | Spencer | | IOWA | USA |
| SPU | | Split | | | Croatia |
| GEG | | Spokane | | WASHINGTON | USA |
| SPI | | Springfield | | ILLINOIS | USA |
| SGF | | Springfield | | MISSOURI | USA |
| SXR | | Srinagar | | | India |
| SBH | | St Barthelemy | | | Guadeloupe |
| YCM | | St Catharines | | Ontario | Canada |
| SSB | | St Croix Island | | VIRGIN ISLANDS | USA |
| STX | | St Croix Island | | VIRGIN ISLANDS | USA |
| RUN | | St Denis de la Reunion... | | | Reunion |
| SGO | | St George | | Queensland | Australia |
| GND | | St Georges/Grenada | | | Grenada |
| YYT | | St Johns | | Newfoundland | Canada |
| SKB | | St Kitts | | | Saint Kitts and Nevis... |
| YSL | | St Leonard | | New Brunswick | Canada |
| STL | | St Louis | | MISSOURI | USA |
| UVF | | St Lucia | | | St Lucia |
| SLU | | St Lucia | | | St Lucia |
| SXM | | St Maarten | | | Netherlands |
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