| Westmont to Sunset (Florida) | 2,330.71 mi (3,750.92 km) |
| Westmont to Superior (Colorado) | 834.33 mi (1,342.73 km) |
| Westmont to Superior (Wisconsin) | 1,626.42 mi (2,617.47 km) |
| Westmont to Surprise (Arizona) | 336.29 mi (541.20 km) |
| Westmont to Susanville (California) | 465.33 mi (748.87 km) |
| Westmont to Sussex (Wisconsin) | 1,733.69 mi (2,790.10 km) |
| Westmont to Suwanee (Georgia) | 1,951.68 mi (3,140.92 km) |
| Westmont to Swansea (Illinois) | 1,602.98 mi (2,579.74 km) |
| Westmont to Sweetwater (Florida) | 2,327.42 mi (3,745.63 km) |
| Westmont to Sweetwater (Texas) | 1,038.06 mi (1,670.59 km) |
| Westmont to Sycamore (Illinois) | 1,696.54 mi (2,730.32 km) |
| Westmont to Sylacauga (Alabama) | 1,838.04 mi (2,958.04 km) |
| Westmont to Sylvania (Ohio) | 1,948.18 mi (3,135.30 km) |
| Westmont to Syosset (New York) | 2,477.59 mi (3,987.30 km) |
| Westmont to Syracuse (New York) | 2,338.40 mi (3,763.30 km) |
