| South San Francisco to Santa Ursula | 5,822.99 mi (9,371.19 km) |
| South San Francisco to Santander | 5,642.29 mi (9,080.39 km) |
| South San Francisco to Santany | 6,093.85 mi (9,807.10 km) |
| South San Francisco to Santiago de Compostela | 5,498.50 mi (8,848.99 km) |
| South San Francisco to Santiago del Teide | 5,813.72 mi (9,356.27 km) |
| South San Francisco to Santiponce | 5,853.48 mi (9,420.27 km) |
| South San Francisco to Santomera | 6,011.98 mi (9,675.34 km) |
| South San Francisco to Santona | 5,655.57 mi (9,101.75 km) |
| South San Francisco to Santurce-Antiguo | 5,676.00 mi (9,134.63 km) |
| South San Francisco to Sarria | 5,544.78 mi (8,923.47 km) |
| South San Francisco to Sauzal | 5,823.16 mi (9,371.47 km) |
| South San Francisco to Sedavi | 5,966.50 mi (9,602.15 km) |
| South San Francisco to Segorbe | 5,941.04 mi (9,561.18 km) |
| South San Francisco to Segovia | 5,754.75 mi (9,261.38 km) |
| South San Francisco to Senmanat | 5,941.50 mi (9,561.91 km) |
