| South Houston to Spello | 5,654.13 mi (9,099.44 km) |
| South Houston to Spilamberto | 5,526.95 mi (8,894.76 km) |
| South Houston to Spilimbergo | 5,544.09 mi (8,922.35 km) |
| South Houston to Spinea | 5,538.61 mi (8,913.52 km) |
| South Houston to Spoleto | 5,663.52 mi (9,114.56 km) |
| South Houston to Spoltore | 5,736.55 mi (9,232.08 km) |
| South Houston to Spresiano | 5,531.41 mi (8,901.94 km) |
| South Houston to Squinzano | 5,982.48 mi (9,627.88 km) |
| South Houston to Statte | 5,941.15 mi (9,561.35 km) |
| South Houston to Stezzano | 5,429.84 mi (8,738.49 km) |
| South Houston to Strada | 5,574.58 mi (8,971.42 km) |
| South Houston to Stradella | 5,435.35 mi (8,747.34 km) |
| South Houston to Striano | 5,818.87 mi (9,364.57 km) |
| South Houston to Subiaco | 5,712.60 mi (9,193.54 km) |
| South Houston to Sulmona | 5,743.35 mi (9,243.04 km) |
