| Houston to Savignano sul Rubicone | 5,601.29 mi (9,014.40 km) |
| Houston to Savona | 5,428.86 mi (8,736.90 km) |
| Houston to Scafati | 5,820.43 mi (9,367.07 km) |
| Houston to Scalea | 5,912.67 mi (9,515.52 km) |
| Houston to Scandiano | 5,511.53 mi (8,869.95 km) |
| Houston to Scandicci | 5,563.47 mi (8,953.55 km) |
| Houston to Schio | 5,497.88 mi (8,847.99 km) |
| Houston to Sciacca | 5,884.36 mi (9,469.96 km) |
| Houston to Scicli | 5,985.63 mi (9,632.94 km) |
| Houston to Scordia | 5,971.97 mi (9,610.95 km) |
| Houston to Scorze | 5,533.73 mi (8,905.67 km) |
| Houston to Sedico | 5,512.98 mi (8,872.29 km) |
| Houston to Sedriano | 5,407.73 mi (8,702.90 km) |
| Houston to Segni | 5,719.44 mi (9,204.56 km) |
| Houston to Segrate | 5,421.15 mi (8,724.49 km) |
