| Maesteg to Sinop | 1,923.64 mi (3,095.79 km) |
| Maesteg to Siran | 2,166.02 mi (3,485.87 km) |
| Maesteg to Sirnak | 2,420.39 mi (3,895.24 km) |
| Maesteg to Sirvan | 2,378.59 mi (3,827.97 km) |
| Maesteg to Sivas | 2,093.86 mi (3,369.75 km) |
| Maesteg to Sivasli | 1,840.15 mi (2,961.43 km) |
| Maesteg to Siverek | 2,276.48 mi (3,663.63 km) |
| Maesteg to Sivrice | 2,246.31 mi (3,615.09 km) |
| Maesteg to Sivrihisar | 1,874.82 mi (3,017.23 km) |
| Maesteg to Sogut | 1,793.86 mi (2,886.94 km) |
| Maesteg to Sogutlu | 1,769.82 mi (2,848.25 km) |
| Maesteg to Soke | 1,781.08 mi (2,866.37 km) |
| Maesteg to Solhan | 2,298.70 mi (3,699.40 km) |
| Maesteg to Soma | 1,723.50 mi (2,773.70 km) |
| Maesteg to Sorgun | 2,013.53 mi (3,240.46 km) |
