| Boerne to Sinop | 6,671.96 mi (10,737.48 km) |
| Boerne to Siran | 6,898.82 mi (11,102.57 km) |
| Boerne to Sirnak | 7,152.79 mi (11,511.30 km) |
| Boerne to Sirvan | 7,108.49 mi (11,440.02 km) |
| Boerne to Sivas | 6,855.74 mi (11,033.25 km) |
| Boerne to Sivasli | 6,666.68 mi (10,728.99 km) |
| Boerne to Siverek | 7,040.70 mi (11,330.92 km) |
| Boerne to Sivrice | 7,001.76 mi (11,268.24 km) |
| Boerne to Sivrihisar | 6,684.76 mi (10,758.09 km) |
| Boerne to Sogut | 6,607.21 mi (10,633.28 km) |
| Boerne to Sogutlu | 6,573.13 mi (10,578.43 km) |
| Boerne to Soke | 6,617.27 mi (10,649.47 km) |
| Boerne to Solhan | 7,027.14 mi (11,309.09 km) |
| Boerne to Soma | 6,554.19 mi (10,547.95 km) |
| Boerne to Sorgun | 6,791.87 mi (10,930.46 km) |
