| Wauwatosa to Sesena | 4,168.51 mi (6,708.57 km) |
| Wauwatosa to Sestao | 4,079.33 mi (6,565.05 km) |
| Wauwatosa to Sevilla | 4,174.38 mi (6,718.01 km) |
| Wauwatosa to Sevilla La Nueva | 4,144.71 mi (6,670.26 km) |
| Wauwatosa to Silla | 4,341.96 mi (6,987.71 km) |
| Wauwatosa to Silleda | 3,874.40 mi (6,235.25 km) |
| Wauwatosa to Sitges | 4,363.53 mi (7,022.42 km) |
| Wauwatosa to Socuellamos | 4,239.51 mi (6,822.83 km) |
| Wauwatosa to Soller | 4,460.73 mi (7,178.85 km) |
| Wauwatosa to Solsona | 4,321.39 mi (6,954.60 km) |
| Wauwatosa to Son Servera | 4,495.00 mi (7,234.01 km) |
| Wauwatosa to Sonseca | 4,172.64 mi (6,715.21 km) |
| Wauwatosa to Sopelana | 4,077.88 mi (6,562.72 km) |
| Wauwatosa to Soria | 4,159.70 mi (6,694.38 km) |
| Wauwatosa to Suances | 4,030.24 mi (6,486.04 km) |
