| Southlake to Superior (Colorado) | 655.69 mi (1,055.23 km) |
| Southlake to Superior (Wisconsin) | 986.12 mi (1,587.00 km) |
| Southlake to Surprise (Arizona) | 884.06 mi (1,422.76 km) |
| Southlake to Susanville (California) | 1,393.27 mi (2,242.25 km) |
| Southlake to Sussex (Wisconsin) | 853.69 mi (1,373.87 km) |
| Southlake to Suwanee (Georgia) | 756.96 mi (1,218.21 km) |
| Southlake to Swansea (Illinois) | 557.22 mi (896.76 km) |
| Southlake to Sweetwater (Florida) | 1,123.25 mi (1,807.69 km) |
| Southlake to Sweetwater (Texas) | 192.39 mi (309.63 km) |
| Southlake to Sycamore (Illinois) | 777.47 mi (1,251.22 km) |
| Southlake to Sylacauga (Alabama) | 630.46 mi (1,014.62 km) |
| Southlake to Sylvania (Ohio) | 952.58 mi (1,533.02 km) |
| Southlake to Syosset (New York) | 1,409.59 mi (2,268.52 km) |
| Southlake to Syracuse (New York) | 1,333.67 mi (2,146.34 km) |
| Southlake to Syracuse (Utah) | 994.27 mi (1,600.13 km) |
