| Westmont to San Luis (Arizona) | 230.58 mi (371.09 km) |
| Westmont to San Luis Obispo (California) | 162.80 mi (262.00 km) |
| Westmont to San Marcos (California) | 85.57 mi (137.72 km) |
| Westmont to San Marcos (Texas) | 1,224.92 mi (1,971.32 km) |
| Westmont to San Marino (California) | 16.51 mi (26.57 km) |
| Westmont to San Mateo (California) | 335.79 mi (540.40 km) |
| Westmont to San Pablo (California) | 358.07 mi (576.25 km) |
| Westmont to San Rafael (California) | 365.91 mi (588.87 km) |
| Westmont to San Ramon (California) | 333.28 mi (536.37 km) |
| Westmont to San Tan Valley (Arizona) | 391.49 mi (630.04 km) |
| Westmont to Sand Springs (Oklahoma) | 1,260.73 mi (2,028.95 km) |
| Westmont to Sandusky (Ohio) | 1,998.85 mi (3,216.83 km) |
| Westmont to Sandy (Oregon) | 818.97 mi (1,318.01 km) |
| Westmont to Sandy (Utah) | 578.99 mi (931.79 km) |
| Westmont to Sandy Springs (Georgia) | 1,935.95 mi (3,115.62 km) |
