| Sinop to Schaffhausen | 1,348.92 mi (2,170.88 km) |
| Sinop to Schlieren | 1,355.05 mi (2,180.74 km) |
| Sinop to Schubelbach | 1,331.22 mi (2,142.39 km) |
| Sinop to Schwyz | 1,343.12 mi (2,161.55 km) |
| Sinop to Sierre | 1,392.80 mi (2,241.49 km) |
| Sinop to Sion | 1,400.58 mi (2,254.02 km) |
| Sinop to Solothurn | 1,396.62 mi (2,247.65 km) |
| Sinop to Spiez | 1,387.75 mi (2,233.37 km) |
| Sinop to Spreitenbach | 1,359.04 mi (2,187.17 km) |
| Sinop to Stafa | 1,340.86 mi (2,157.90 km) |
| Sinop to Stans | 1,356.82 mi (2,183.58 km) |
| Sinop to Steffisburg | 1,389.68 mi (2,236.47 km) |
| Sinop to Stegen | 1,340.76 mi (2,157.75 km) |
| Sinop to Steinhaus | 1,351.95 mi (2,175.76 km) |
| Sinop to Suhr | 1,372.06 mi (2,208.12 km) |
