| Slidell to Superior (Colorado) | 1,092.45 mi (1,758.13 km) |
| Slidell to Superior (Wisconsin) | 1,140.17 mi (1,834.92 km) |
| Slidell to Surprise (Arizona) | 1,346.16 mi (2,166.44 km) |
| Slidell to Susanville (California) | 1,861.13 mi (2,995.20 km) |
| Slidell to Sussex (Wisconsin) | 891.72 mi (1,435.08 km) |
| Slidell to Suwanee (Georgia) | 423.25 mi (681.16 km) |
| Slidell to Swansea (Illinois) | 570.97 mi (918.88 km) |
| Slidell to Sweetwater (Florida) | 652.50 mi (1,050.09 km) |
| Slidell to Sweetwater (Texas) | 644.36 mi (1,037.00 km) |
| Slidell to Sycamore (Illinois) | 811.18 mi (1,305.47 km) |
| Slidell to Sylacauga (Alabama) | 287.53 mi (462.73 km) |
| Slidell to Sylvania (Ohio) | 858.47 mi (1,381.57 km) |
| Slidell to Syosset (New York) | 1,165.64 mi (1,875.92 km) |
| Slidell to Syracuse (New York) | 1,157.77 mi (1,863.26 km) |
| Slidell to Syracuse (Utah) | 1,449.90 mi (2,333.39 km) |
