| Monforte del Cid to Silver Firs (Washington) | 5,476.82 mi (8,814.08 km) |
| Monforte del Cid to Silver Spring (Maryland) | 3,983.06 mi (6,410.12 km) |
| Monforte del Cid to Silver Springs Shores (Florida) | 4,564.02 mi (7,345.08 km) |
| Monforte del Cid to Silverdale (Washington) | 5,503.62 mi (8,857.23 km) |
| Monforte del Cid to Silverton (Oregon) | 5,642.75 mi (9,081.13 km) |
| Monforte del Cid to Simi Valley (California) | 6,039.26 mi (9,719.25 km) |
| Monforte del Cid to Simpsonville (South Carolina) | 4,376.64 mi (7,043.52 km) |
| Monforte del Cid to Sioux City (Iowa) | 4,750.27 mi (7,644.82 km) |
| Monforte del Cid to Sioux Falls (South Dakota) | 4,725.33 mi (7,604.68 km) |
| Monforte del Cid to Skokie (Illinois) | 4,387.85 mi (7,061.56 km) |
| Monforte del Cid to Sleepy Hollow (New York) | 3,771.83 mi (6,070.17 km) |
| Monforte del Cid to Slidell (Louisiana) | 4,910.81 mi (7,903.18 km) |
| Monforte del Cid to Smithfield (North Carolina) | 4,157.17 mi (6,690.31 km) |
| Monforte del Cid to Smithfield (Utah) | 5,405.59 mi (8,699.46 km) |
| Monforte del Cid to Smithville (Missouri) | 4,788.51 mi (7,706.36 km) |
