| Worthing to Sinop | 1,777.23 mi (2,860.17 km) |
| Worthing to Siran | 2,019.85 mi (3,250.63 km) |
| Worthing to Sirnak | 2,273.44 mi (3,658.74 km) |
| Worthing to Sirvan | 2,231.91 mi (3,591.91 km) |
| Worthing to Sivas | 1,945.92 mi (3,131.65 km) |
| Worthing to Sivasli | 1,688.31 mi (2,717.07 km) |
| Worthing to Siverek | 2,127.93 mi (3,424.58 km) |
| Worthing to Sivrice | 2,098.39 mi (3,377.04 km) |
| Worthing to Sivrihisar | 1,723.97 mi (2,774.46 km) |
| Worthing to Sogut | 1,642.86 mi (2,643.92 km) |
| Worthing to Sogutlu | 1,619.57 mi (2,606.45 km) |
| Worthing to Soke | 1,628.92 mi (2,621.50 km) |
| Worthing to Solhan | 2,152.36 mi (3,463.89 km) |
| Worthing to Soma | 1,571.48 mi (2,529.05 km) |
| Worthing to Sorgun | 1,864.63 mi (3,000.83 km) |
