| Galveston to San Luis Obispo (California) | 1,557.51 mi (2,506.57 km) |
| Galveston to San Marcos (California) | 1,341.41 mi (2,158.79 km) |
| Galveston to San Marcos (Texas) | 187.98 mi (302.53 km) |
| Galveston to San Marino (California) | 1,402.85 mi (2,257.67 km) |
| Galveston to San Mateo (California) | 1,675.15 mi (2,695.89 km) |
| Galveston to San Pablo (California) | 1,682.84 mi (2,708.26 km) |
| Galveston to San Rafael (California) | 1,692.79 mi (2,724.29 km) |
| Galveston to San Ramon (California) | 1,658.17 mi (2,668.57 km) |
| Galveston to San Tan Valley (Arizona) | 1,020.59 mi (1,642.49 km) |
| Galveston to Sand Springs (Oklahoma) | 481.23 mi (774.46 km) |
| Galveston to Sandusky (Ohio) | 1,084.96 mi (1,746.07 km) |
| Galveston to Sandy (Oregon) | 1,857.61 mi (2,989.54 km) |
| Galveston to Sandy (Utah) | 1,235.21 mi (1,987.87 km) |
| Galveston to Sandy Springs (Georgia) | 698.27 mi (1,123.75 km) |
| Galveston to Sanford (Florida) | 822.80 mi (1,324.16 km) |
