| Heywood to Sinop | 1,881.23 mi (3,027.55 km) |
| Heywood to Siran | 2,121.95 mi (3,414.95 km) |
| Heywood to Sirnak | 2,378.29 mi (3,827.48 km) |
| Heywood to Sirvan | 2,335.63 mi (3,758.83 km) |
| Heywood to Sivas | 2,056.45 mi (3,309.54 km) |
| Heywood to Sivasli | 1,828.08 mi (2,942.02 km) |
| Heywood to Siverek | 2,240.95 mi (3,606.45 km) |
| Heywood to Sivrice | 2,208.30 mi (3,553.91 km) |
| Heywood to Sivrihisar | 1,853.08 mi (2,982.25 km) |
| Heywood to Sogut | 1,773.54 mi (2,854.24 km) |
| Heywood to Sogutlu | 1,744.58 mi (2,807.63 km) |
| Heywood to Soke | 1,779.46 mi (2,863.76 km) |
| Heywood to Solhan | 2,254.78 mi (3,628.72 km) |
| Heywood to Soma | 1,714.91 mi (2,759.88 km) |
| Heywood to Sorgun | 1,980.40 mi (3,187.14 km) |
