| Ontario to Westland (Michigan) | 1,930.19 mi (3,106.35 km) |
| Ontario to Westminster (California) | 29.78 mi (47.93 km) |
| Ontario to Westminster (Colorado) | 800.53 mi (1,288.33 km) |
| Ontario to Westminster (Maryland) | 2,258.82 mi (3,635.22 km) |
| Ontario to Westmont (California) | 40.40 mi (65.02 km) |
| Ontario to Westmont (Illinois) | 1,691.88 mi (2,722.81 km) |
| Ontario to Westmont (New Jersey) | 2,360.90 mi (3,799.50 km) |
| Ontario to Weston (Florida) | 2,277.71 mi (3,665.62 km) |
| Ontario to Weston (Wisconsin) | 1,662.34 mi (2,675.27 km) |
| Ontario to Westphalia (Maryland) | 2,271.74 mi (3,656.01 km) |
| Ontario to Westview (Florida) | 2,292.99 mi (3,690.21 km) |
| Ontario to Westwood (New Jersey) | 2,410.29 mi (3,878.99 km) |
| Ontario to Westwood Lakes (Florida) | 2,289.91 mi (3,685.25 km) |
| Ontario to Wheat Ridge (Colorado) | 795.23 mi (1,279.79 km) |
| Ontario to Wheaton (Illinois) | 1,685.69 mi (2,712.86 km) |
