| Philadelphia to Sinop | 5,286.88 mi (8,508.41 km) |
| Philadelphia to Siran | 5,524.26 mi (8,890.43 km) |
| Philadelphia to Sirnak | 5,781.44 mi (9,304.33 km) |
| Philadelphia to Sirvan | 5,737.95 mi (9,234.34 km) |
| Philadelphia to Sivas | 5,465.47 mi (8,795.82 km) |
| Philadelphia to Sivasli | 5,231.47 mi (8,419.24 km) |
| Philadelphia to Siverek | 5,650.70 mi (9,093.93 km) |
| Philadelphia to Sivrice | 5,616.37 mi (9,038.67 km) |
| Philadelphia to Sivrihisar | 5,263.77 mi (8,471.21 km) |
| Philadelphia to Sogut | 5,183.46 mi (8,341.96 km) |
| Philadelphia to Sogutlu | 5,156.37 mi (8,298.37 km) |
| Philadelphia to Soke | 5,168.72 mi (8,318.25 km) |
| Philadelphia to Solhan | 5,656.38 mi (9,103.06 km) |
| Philadelphia to Soma | 5,114.40 mi (8,230.83 km) |
| Philadelphia to Sorgun | 5,391.79 mi (8,677.24 km) |
