| Hornchurch to Sesena | 813.10 mi (1,308.56 km) |
| Hornchurch to Sestao | 589.09 mi (948.05 km) |
| Hornchurch to Sevilla | 1,034.55 mi (1,664.94 km) |
| Hornchurch to Sevilla La Nueva | 800.46 mi (1,288.22 km) |
| Hornchurch to Silla | 843.10 mi (1,356.85 km) |
| Hornchurch to Silleda | 728.37 mi (1,172.20 km) |
| Hornchurch to Sitges | 717.20 mi (1,154.22 km) |
| Hornchurch to Socuellamos | 859.57 mi (1,383.34 km) |
| Hornchurch to Soller | 823.27 mi (1,324.93 km) |
| Hornchurch to Solsona | 663.53 mi (1,067.84 km) |
| Hornchurch to Son Servera | 838.39 mi (1,349.26 km) |
| Hornchurch to Sonseca | 843.18 mi (1,356.96 km) |
| Hornchurch to Sopelana | 584.04 mi (939.92 km) |
| Hornchurch to Soria | 688.11 mi (1,107.41 km) |
| Hornchurch to Suances | 595.23 mi (957.93 km) |
