| Cygnet Sidmouth | United Kingdom Time | 11:00 |
| Cygnet Siesta Key | Eastern Time | 15:00 |
| Cygnet Signal Mountain | Eastern Time | 15:00 |
| Cygnet Sigulda | Eastern European Time | 09:00 |
| Cygnet Siheung-si | Korean Time | 02:00 |
| Cygnet Sigatoka | Fiji Time | -01:00 |
| Cygnet Simpang Ampat | Malaysia Time | 03:00 |
| Cygnet Silverton | Pacific Time | 18:00 |
| Cygnet Silveira | Western European Time | 11:00 |
| Cygnet Stevensville | Eastern Time | 15:00 |
| Cygnet Stewiacke | Atlantic Time | 14:00 |
| Cygnet Sinaia | Eastern European Time | 09:00 |
| Cygnet Simrishamn N | Central European Time | 10:00 |
| Cygnet Simpang Renggam | Malaysia Time | 03:00 |
| Cygnet Silay City | Philippine Time | 03:00 |
| Cygnet Sikardarpur | India Standard Time | 05:30 |
| Cygnet Sikkarimedu | India Standard Time | 05:30 |
| Cygnet San Juan de Miraflores | Peru Time | 16:00 |
| Cygnet San Juan del Sur | Central Time | 17:00 |
| Cygnet San Juan Bautista | Eastern Time | 16:00 |
| Cygnet San Joaquín | Colombia Time | 16:00 |
| Cygnet Ruidoso | Mountain Time | 17:00 |
| Cygnet Ruinen | Central European Time | 10:00 |
| Cygnet Ruffec | Central European Time | 10:00 |
| Cygnet Rudrapur | India Standard Time | 05:30 |
| Cygnet Sativali | India Standard Time | 05:30 |
| Cygnet Sassenberg | Central European Time | 10:00 |
| Cygnet Sassnitz | Central European Time | 10:00 |
| Cygnet San Leone | Central European Time | 10:00 |
| Cygnet Sauda | Central European Time | 10:00 |
| Cygnet Saugatuck | Eastern Time | 15:00 |
| Cygnet Saugeen Shores | Eastern Time | 15:00 |
| Cygnet Saugeen Shores | Eastern Time | 15:00 |
| Cygnet Saugerties | Eastern Time | 15:00 |
| Cygnet Satna | India Standard Time | 05:30 |
| Cygnet Sault Ste. Marie | Eastern Time | 15:00 |
| Cygnet Sausalito | Pacific Time | 18:00 |
| Cygnet Savar Kundla | India Standard Time | 05:30 |