| Ronciglione to Sestao | 773.74 mi (1,245.22 km) |
| Ronciglione to Sevilla | 1,025.40 mi (1,650.22 km) |
| Ronciglione to Sevilla La Nueva | 852.17 mi (1,371.43 km) |
| Ronciglione to Silla | 689.60 mi (1,109.81 km) |
| Ronciglione to Silleda | 1,039.57 mi (1,673.02 km) |
| Ronciglione to Sitges | 541.12 mi (870.85 km) |
| Ronciglione to Socuellamos | 810.74 mi (1,304.76 km) |
| Ronciglione to Soller | 525.32 mi (845.42 km) |
| Ronciglione to Solsona | 548.04 mi (881.98 km) |
| Ronciglione to Son Servera | 497.17 mi (800.11 km) |
| Ronciglione to Sonseca | 860.35 mi (1,384.60 km) |
| Ronciglione to Sopelana | 772.43 mi (1,243.11 km) |
| Ronciglione to Soria | 753.43 mi (1,212.53 km) |
| Ronciglione to Suances | 826.19 mi (1,329.62 km) |
| Ronciglione to Sueca | 688.72 mi (1,108.39 km) |
