| South Houston to Santa Venerina | 5,967.93 mi (9,604.45 km) |
| South Houston to Santeramo in Colle | 5,913.31 mi (9,516.55 km) |
| South Houston to Santo Stefano di Magra | 5,494.17 mi (8,842.01 km) |
| South Houston to Santo Stino di Livenza | 5,550.83 mi (8,933.20 km) |
| South Houston to Sarezzo | 5,452.47 mi (8,774.91 km) |
| South Houston to Sarno | 5,821.02 mi (9,368.02 km) |
| South Houston to Saronno | 5,405.20 mi (8,698.83 km) |
| South Houston to Sarzana | 5,497.83 mi (8,847.91 km) |
| South Houston to Sassari | 5,558.45 mi (8,945.47 km) |
| South Houston to Sasso Marconi | 5,541.59 mi (8,918.33 km) |
| South Houston to Sassuolo | 5,516.63 mi (8,878.15 km) |
| South Houston to Sava | 5,963.48 mi (9,597.29 km) |
| South Houston to Saviano | 5,812.79 mi (9,354.78 km) |
| South Houston to Savigliano | 5,380.13 mi (8,658.49 km) |
| South Houston to Savignano sul Panaro | 5,529.48 mi (8,898.83 km) |
