| Walnut Creek to Sesena | 5,785.20 mi (9,310.38 km) |
| Walnut Creek to Sestao | 5,651.39 mi (9,095.03 km) |
| Walnut Creek to Sevilla | 5,838.20 mi (9,395.67 km) |
| Walnut Creek to Sevilla La Nueva | 5,760.96 mi (9,271.37 km) |
| Walnut Creek to Silla | 5,942.34 mi (9,563.28 km) |
| Walnut Creek to Silleda | 5,491.72 mi (8,838.07 km) |
| Walnut Creek to Sitges | 5,923.44 mi (9,532.86 km) |
| Walnut Creek to Socuellamos | 5,858.85 mi (9,428.91 km) |
| Walnut Creek to Soller | 6,030.95 mi (9,705.87 km) |
| Walnut Creek to Solsona | 5,874.16 mi (9,453.55 km) |
| Walnut Creek to Son Servera | 6,061.32 mi (9,754.75 km) |
| Walnut Creek to Sonseca | 5,795.79 mi (9,327.43 km) |
| Walnut Creek to Sopelana | 5,648.82 mi (9,090.89 km) |
| Walnut Creek to Soria | 5,747.24 mi (9,249.28 km) |
| Walnut Creek to Suances | 5,608.58 mi (9,026.14 km) |
