| Leer to Sestao | 835.46 mi (1,344.55 km) |
| Leer to Sevilla | 1,279.15 mi (2,058.59 km) |
| Leer to Sevilla La Nueva | 1,039.89 mi (1,673.54 km) |
| Leer to Silla | 1,027.66 mi (1,653.86 km) |
| Leer to Silleda | 1,023.36 mi (1,646.94 km) |
| Leer to Sitges | 869.55 mi (1,399.41 km) |
| Leer to Socuellamos | 1,077.75 mi (1,734.46 km) |
| Leer to Soller | 956.81 mi (1,539.83 km) |
| Leer to Solsona | 823.40 mi (1,325.14 km) |
| Leer to Son Servera | 959.94 mi (1,544.88 km) |
| Leer to Sonseca | 1,077.99 mi (1,734.85 km) |
| Leer to Sopelana | 830.61 mi (1,336.73 km) |
| Leer to Soria | 915.56 mi (1,473.45 km) |
| Leer to Suances | 856.53 mi (1,378.45 km) |
| Leer to Sueca | 1,036.42 mi (1,667.96 km) |
