| West Monroe to Sesena | 4,745.07 mi (7,636.45 km) |
| West Monroe to Sestao | 4,684.56 mi (7,539.07 km) |
| West Monroe to Sevilla | 4,717.14 mi (7,591.50 km) |
| West Monroe to Sevilla La Nueva | 4,722.14 mi (7,599.54 km) |
| West Monroe to Silla | 4,924.45 mi (7,925.14 km) |
| West Monroe to Silleda | 4,458.07 mi (7,174.57 km) |
| West Monroe to Sitges | 4,968.45 mi (7,995.94 km) |
| West Monroe to Socuellamos | 4,812.57 mi (7,745.08 km) |
| West Monroe to Soller | 5,057.82 mi (8,139.77 km) |
| West Monroe to Solsona | 4,931.02 mi (7,935.71 km) |
| West Monroe to Son Servera | 5,093.42 mi (8,197.07 km) |
| West Monroe to Sonseca | 4,744.86 mi (7,636.11 km) |
| West Monroe to Sopelana | 4,683.75 mi (7,537.77 km) |
| West Monroe to Soria | 4,754.26 mi (7,651.23 km) |
| West Monroe to Suances | 4,633.21 mi (7,456.44 km) |
