| Potters Bar to Sesena | 818.48 mi (1,317.21 km) |
| Potters Bar to Sestao | 594.17 mi (956.22 km) |
| Potters Bar to Sevilla | 1,038.34 mi (1,671.05 km) |
| Potters Bar to Sevilla La Nueva | 805.36 mi (1,296.10 km) |
| Potters Bar to Silla | 852.42 mi (1,371.84 km) |
| Potters Bar to Silleda | 726.56 mi (1,169.29 km) |
| Potters Bar to Sitges | 729.08 mi (1,173.35 km) |
| Potters Bar to Socuellamos | 866.21 mi (1,394.03 km) |
| Potters Bar to Soller | 835.84 mi (1,345.16 km) |
| Potters Bar to Solsona | 675.20 mi (1,086.64 km) |
| Potters Bar to Son Servera | 851.55 mi (1,370.43 km) |
| Potters Bar to Sonseca | 848.38 mi (1,365.33 km) |
| Potters Bar to Sopelana | 589.12 mi (948.10 km) |
| Potters Bar to Soria | 694.56 mi (1,117.79 km) |
| Potters Bar to Suances | 598.60 mi (963.35 km) |
