| Waltham to Sinop | 5,026.75 mi (8,089.78 km) |
| Waltham to Siran | 5,264.39 mi (8,472.21 km) |
| Waltham to Sirnak | 5,521.57 mi (8,886.11 km) |
| Waltham to Sirvan | 5,478.13 mi (8,816.19 km) |
| Waltham to Sivas | 5,205.14 mi (8,376.87 km) |
| Waltham to Sivasli | 4,970.88 mi (7,999.85 km) |
| Waltham to Siverek | 5,390.33 mi (8,674.91 km) |
| Waltham to Sivrice | 5,356.13 mi (8,619.86 km) |
| Waltham to Sivrihisar | 5,003.05 mi (8,051.63 km) |
| Waltham to Sogut | 4,922.74 mi (7,922.38 km) |
| Waltham to Sogutlu | 4,895.66 mi (7,878.81 km) |
| Waltham to Soke | 4,908.49 mi (7,899.46 km) |
| Waltham to Solhan | 5,396.58 mi (8,684.96 km) |
| Waltham to Soma | 4,853.88 mi (7,811.57 km) |
| Waltham to Sorgun | 5,131.26 mi (8,257.97 km) |
