| Rancho San Diego to Superior (Colorado) | 819.69 mi (1,319.16 km) |
| Rancho San Diego to Superior (Wisconsin) | 1,621.97 mi (2,610.32 km) |
| Rancho San Diego to Surprise (Arizona) | 265.93 mi (427.97 km) |
| Rancho San Diego to Susanville (California) | 567.27 mi (912.93 km) |
| Rancho San Diego to Sussex (Wisconsin) | 1,708.74 mi (2,749.94 km) |
| Rancho San Diego to Suwanee (Georgia) | 1,888.75 mi (3,039.65 km) |
| Rancho San Diego to Swansea (Illinois) | 1,557.84 mi (2,507.10 km) |
| Rancho San Diego to Sweetwater (Florida) | 2,243.18 mi (3,610.05 km) |
| Rancho San Diego to Sweetwater (Texas) | 960.11 mi (1,545.15 km) |
| Rancho San Diego to Sycamore (Illinois) | 1,666.76 mi (2,682.40 km) |
| Rancho San Diego to Sylacauga (Alabama) | 1,771.02 mi (2,850.18 km) |
| Rancho San Diego to Sylvania (Ohio) | 1,914.73 mi (3,081.46 km) |
| Rancho San Diego to Syosset (New York) | 2,440.01 mi (3,926.82 km) |
| Rancho San Diego to Syracuse (New York) | 2,308.28 mi (3,714.82 km) |
| Rancho San Diego to Syracuse (Utah) | 634.15 mi (1,020.56 km) |
