| San Juan to Sesena | 3,960.25 mi (6,373.40 km) |
| San Juan to Sestao | 4,009.99 mi (6,453.46 km) |
| San Juan to Sevilla | 3,827.51 mi (6,159.78 km) |
| San Juan to Sevilla La Nueva | 3,943.74 mi (6,346.83 km) |
| San Juan to Silla | 4,133.47 mi (6,652.18 km) |
| San Juan to Silleda | 3,742.90 mi (6,023.61 km) |
| San Juan to Sitges | 4,250.37 mi (6,840.30 km) |
| San Juan to Socuellamos | 4,006.00 mi (6,447.03 km) |
| San Juan to Soller | 4,298.83 mi (6,918.30 km) |
| San Juan to Solsona | 4,235.75 mi (6,816.78 km) |
| San Juan to Son Servera | 4,334.21 mi (6,975.23 km) |
| San Juan to Sonseca | 3,945.54 mi (6,349.73 km) |
| San Juan to Sopelana | 4,011.69 mi (6,456.19 km) |
| San Juan to Soria | 4,030.40 mi (6,486.31 km) |
| San Juan to Suances | 3,958.44 mi (6,370.49 km) |
