| Thornton to Salisbury (New York) | 3,327.33 mi (5,354.83 km) |
| Thornton to Salisbury (North Carolina) | 3,841.54 mi (6,182.36 km) |
| Thornton to Salmon Creek (Washington) | 4,733.95 mi (7,618.55 km) |
| Thornton to Salt Lake City (Utah) | 4,703.56 mi (7,569.65 km) |
| Thornton to Sammamish (Washington) | 4,608.60 mi (7,416.83 km) |
| Thornton to San Angelo (Texas) | 4,821.77 mi (7,759.89 km) |
| Thornton to San Anselmo (California) | 5,182.52 mi (8,340.47 km) |
| Thornton to San Antonio (Texas) | 4,857.28 mi (7,817.03 km) |
| Thornton to San Benito (Texas) | 5,004.70 mi (8,054.29 km) |
| Thornton to San Bernardino (California) | 5,247.59 mi (8,445.18 km) |
| Thornton to San Bruno (California) | 5,199.50 mi (8,367.78 km) |
| Thornton to San Buenaventura (California) | 5,300.18 mi (8,529.82 km) |
| Thornton to San Carlos (California) | 5,202.27 mi (8,372.24 km) |
| Thornton to San Carlos Park (Florida) | 4,362.49 mi (7,020.74 km) |
| Thornton to San Clemente (California) | 5,297.50 mi (8,525.51 km) |
