| Houston to Sereflikochisar | 6,662.35 mi (10,722.01 km) |
| Houston to Serik | 6,671.65 mi (10,736.99 km) |
| Houston to Serinhisar | 6,567.90 mi (10,570.02 km) |
| Houston to Serinyol | 6,891.97 mi (11,091.56 km) |
| Houston to Seydisehir | 6,675.75 mi (10,743.59 km) |
| Houston to Seyhan | 6,828.24 mi (10,988.99 km) |
| Houston to Seyitgazi | 6,531.87 mi (10,512.03 km) |
| Houston to Siirt | 7,007.76 mi (11,277.90 km) |
| Houston to Sile | 6,407.07 mi (10,311.18 km) |
| Houston to Silifke | 6,807.10 mi (10,954.98 km) |
| Houston to Silivri | 6,361.05 mi (10,237.12 km) |
| Houston to Silopi | 7,062.39 mi (11,365.82 km) |
| Houston to Simav | 6,484.43 mi (10,435.68 km) |
| Houston to Sinanpasa | 6,549.12 mi (10,539.79 km) |
| Houston to Sindirgi | 6,445.70 mi (10,373.35 km) |
