| Aberbargoed to Sestu | 1,040.70 mi (1,674.85 km) |
| Aberbargoed to Settimo Torinese | 676.70 mi (1,089.05 km) |
| Aberbargoed to Seveso | 700.66 mi (1,127.61 km) |
| Aberbargoed to Sezze | 1,041.87 mi (1,676.72 km) |
| Aberbargoed to Siano | 1,134.45 mi (1,825.72 km) |
| Aberbargoed to Siena | 889.66 mi (1,431.77 km) |
| Aberbargoed to Signa | 858.72 mi (1,381.98 km) |
| Aberbargoed to Silea | 819.57 mi (1,318.98 km) |
| Aberbargoed to Silvi Paese | 1,027.11 mi (1,652.97 km) |
| Aberbargoed to Sinalunga | 908.84 mi (1,462.64 km) |
| Aberbargoed to Siniscola | 983.51 mi (1,582.81 km) |
| Aberbargoed to Sinnai | 1,043.55 mi (1,679.43 km) |
| Aberbargoed to Siracusa | 1,354.92 mi (2,180.53 km) |
| Aberbargoed to Solaro | 700.01 mi (1,126.56 km) |
| Aberbargoed to Soliera | 807.31 mi (1,299.24 km) |
