| Westmont to San Clemente (California) | 52.30 mi (84.17 km) |
| Westmont to San Diego (California) | 102.55 mi (165.04 km) |
| Westmont to San Diego Country Estates (California) | 108.47 mi (174.57 km) |
| Westmont to San Dimas (California) | 30.47 mi (49.04 km) |
| Westmont to San Fernando (California) | 25.17 mi (40.51 km) |
| Westmont to San Francisco (California) | 351.04 mi (564.94 km) |
| Westmont to San Gabriel (California) | 15.71 mi (25.29 km) |
| Westmont to San Germán (Puerto Rico) | 3,328.52 mi (5,356.74 km) |
| Westmont to San Jacinto (California) | 75.83 mi (122.03 km) |
| Westmont to San Jose (California) | 305.80 mi (492.14 km) |
| Westmont to San Juan (Puerto Rico) | 3,373.98 mi (5,429.90 km) |
| Westmont to San Juan (Texas) | 1,315.43 mi (2,116.98 km) |
| Westmont to San Juan Capistrano (California) | 48.09 mi (77.39 km) |
| Westmont to San Leandro (California) | 338.17 mi (544.24 km) |
| Westmont to San Lorenzo (California) | 335.44 mi (539.84 km) |
