| Seal Beach to Superior (Colorado) | 830.65 mi (1,336.80 km) |
| Seal Beach to Superior (Wisconsin) | 1,624.90 mi (2,615.03 km) |
| Seal Beach to Surprise (Arizona) | 322.98 mi (519.78 km) |
| Seal Beach to Susanville (California) | 481.37 mi (774.70 km) |
| Seal Beach to Sussex (Wisconsin) | 1,728.91 mi (2,782.41 km) |
| Seal Beach to Suwanee (Georgia) | 1,940.94 mi (3,123.64 km) |
| Seal Beach to Swansea (Illinois) | 1,594.95 mi (2,566.83 km) |
| Seal Beach to Sweetwater (Florida) | 2,313.41 mi (3,723.07 km) |
| Seal Beach to Sweetwater (Texas) | 1,024.75 mi (1,649.18 km) |
| Seal Beach to Sycamore (Illinois) | 1,690.98 mi (2,721.37 km) |
| Seal Beach to Sylacauga (Alabama) | 1,826.64 mi (2,939.69 km) |
| Seal Beach to Sylvania (Ohio) | 1,942.10 mi (3,125.51 km) |
| Seal Beach to Syosset (New York) | 2,470.95 mi (3,976.61 km) |
| Seal Beach to Syracuse (New York) | 2,332.93 mi (3,754.49 km) |
| Seal Beach to Syracuse (Utah) | 603.85 mi (971.80 km) |
