| Rickmansworth to Sesena | 811.78 mi (1,306.44 km) |
| Rickmansworth to Sestao | 587.37 mi (945.29 km) |
| Rickmansworth to Sevilla | 1,030.72 mi (1,658.79 km) |
| Rickmansworth to Sevilla La Nueva | 798.39 mi (1,284.89 km) |
| Rickmansworth to Silla | 848.23 mi (1,365.09 km) |
| Rickmansworth to Silleda | 716.38 mi (1,152.89 km) |
| Rickmansworth to Sitges | 726.86 mi (1,169.77 km) |
| Rickmansworth to Socuellamos | 860.27 mi (1,384.47 km) |
| Rickmansworth to Soller | 834.14 mi (1,342.42 km) |
| Rickmansworth to Solsona | 672.83 mi (1,082.81 km) |
| Rickmansworth to Son Servera | 850.35 mi (1,368.50 km) |
| Rickmansworth to Sonseca | 841.58 mi (1,354.39 km) |
| Rickmansworth to Sopelana | 582.34 mi (937.18 km) |
| Rickmansworth to Soria | 688.55 mi (1,108.11 km) |
| Rickmansworth to Suances | 590.86 mi (950.90 km) |
