| Astorga to Silver Firs (Washington) | 5,082.79 mi (8,179.96 km) |
| Astorga to Silver Spring (Maryland) | 3,611.64 mi (5,812.37 km) |
| Astorga to Silver Springs Shores (Florida) | 4,214.30 mi (6,782.26 km) |
| Astorga to Silverdale (Washington) | 5,109.72 mi (8,223.29 km) |
| Astorga to Silverton (Oregon) | 5,247.36 mi (8,444.81 km) |
| Astorga to Simi Valley (California) | 5,642.60 mi (9,080.89 km) |
| Astorga to Simpsonville (South Carolina) | 4,010.42 mi (6,454.15 km) |
| Astorga to Sioux City (Iowa) | 4,357.60 mi (7,012.89 km) |
| Astorga to Sioux Falls (South Dakota) | 4,331.54 mi (6,970.94 km) |
| Astorga to Skokie (Illinois) | 4,000.78 mi (6,438.63 km) |
| Astorga to Sleepy Hollow (New York) | 3,397.86 mi (5,468.33 km) |
| Astorga to Slidell (Louisiana) | 4,545.30 mi (7,314.95 km) |
| Astorga to Smithfield (North Carolina) | 3,793.95 mi (6,105.78 km) |
| Astorga to Smithfield (Utah) | 5,008.34 mi (8,060.15 km) |
| Astorga to Smithville (Missouri) | 4,400.59 mi (7,082.06 km) |
