| Sinop to Sesena | 2,010.75 mi (3,235.99 km) |
| Sinop to Sestao | 1,923.57 mi (3,095.69 km) |
| Sinop to Sevilla | 2,192.62 mi (3,528.69 km) |
| Sinop to Sevilla La Nueva | 2,022.69 mi (3,255.20 km) |
| Sinop to Silla | 1,858.57 mi (2,991.07 km) |
| Sinop to Silleda | 2,190.60 mi (3,525.44 km) |
| Sinop to Sitges | 1,712.07 mi (2,755.31 km) |
| Sinop to Socuellamos | 1,981.46 mi (3,188.86 km) |
| Sinop to Soller | 1,691.81 mi (2,722.71 km) |
| Sinop to Solsona | 1,715.37 mi (2,760.61 km) |
| Sinop to Son Servera | 1,660.87 mi (2,672.91 km) |
| Sinop to Sonseca | 2,031.69 mi (3,269.68 km) |
| Sinop to Sopelana | 1,921.37 mi (3,092.15 km) |
| Sinop to Soria | 1,918.91 mi (3,088.19 km) |
| Sinop to Suances | 1,973.52 mi (3,176.07 km) |
