| San Marino to Sinop | 6,909.35 mi (11,119.52 km) |
| San Marino to Siran | 7,101.21 mi (11,428.29 km) |
| San Marino to Sirnak | 7,331.82 mi (11,799.42 km) |
| San Marino to Sirvan | 7,289.07 mi (11,730.62 km) |
| San Marino to Sivas | 7,091.45 mi (11,412.58 km) |
| San Marino to Sivasli | 7,012.51 mi (11,285.54 km) |
| San Marino to Siverek | 7,263.74 mi (11,689.87 km) |
| San Marino to Sivrice | 7,218.19 mi (11,616.56 km) |
| San Marino to Sivrihisar | 6,996.16 mi (11,259.23 km) |
| San Marino to Sogut | 6,929.47 mi (11,151.90 km) |
| San Marino to Sogutlu | 6,881.76 mi (11,075.12 km) |
| San Marino to Soke | 6,999.99 mi (11,265.39 km) |
| San Marino to Solhan | 7,213.71 mi (11,609.34 km) |
| San Marino to Soma | 6,917.74 mi (11,133.02 km) |
| San Marino to Sorgun | 7,051.56 mi (11,348.40 km) |
