| Thornton to San Diego (California) | 5,317.81 mi (8,558.19 km) |
| Thornton to San Diego Country Estates (California) | 5,296.86 mi (8,524.47 km) |
| Thornton to San Dimas (California) | 5,265.67 mi (8,474.27 km) |
| Thornton to San Fernando (California) | 5,274.76 mi (8,488.91 km) |
| Thornton to San Francisco (California) | 5,192.24 mi (8,356.10 km) |
| Thornton to San Gabriel (California) | 5,275.50 mi (8,490.09 km) |
| Thornton to San Germán (Puerto Rico) | 4,209.16 mi (6,773.99 km) |
| Thornton to San Jacinto (California) | 5,257.92 mi (8,461.81 km) |
| Thornton to San Jose (California) | 5,201.67 mi (8,371.28 km) |
| Thornton to San Juan (Puerto Rico) | 4,152.27 mi (6,682.43 km) |
| Thornton to San Juan (Texas) | 5,020.81 mi (8,080.21 km) |
| Thornton to San Juan Capistrano (California) | 5,295.95 mi (8,523.01 km) |
| Thornton to San Leandro (California) | 5,186.87 mi (8,347.47 km) |
| Thornton to San Lorenzo (California) | 5,188.10 mi (8,349.45 km) |
| Thornton to San Luis (Arizona) | 5,259.52 mi (8,464.37 km) |
