| Boynton Beach to Superior (Colorado) | 1,710.65 mi (2,753.03 km) |
| Boynton Beach to Superior (Wisconsin) | 1,540.00 mi (2,478.39 km) |
| Boynton Beach to Surprise (Arizona) | 1,988.13 mi (3,199.58 km) |
| Boynton Beach to Susanville (California) | 2,498.90 mi (4,021.59 km) |
| Boynton Beach to Sussex (Wisconsin) | 1,235.29 mi (1,988.00 km) |
| Boynton Beach to Suwanee (Georgia) | 571.48 mi (919.70 km) |
| Boynton Beach to Swansea (Illinois) | 1,009.90 mi (1,625.29 km) |
| Boynton Beach to Sweetwater (Florida) | 54.93 mi (88.40 km) |
| Boynton Beach to Sweetwater (Texas) | 1,287.03 mi (2,071.28 km) |
| Boynton Beach to Sycamore (Illinois) | 1,174.61 mi (1,890.35 km) |
| Boynton Beach to Sylacauga (Alabama) | 589.82 mi (949.23 km) |
| Boynton Beach to Sylvania (Ohio) | 1,069.02 mi (1,720.42 km) |
| Boynton Beach to Syosset (New York) | 1,056.34 mi (1,700.01 km) |
| Boynton Beach to Syracuse (New York) | 1,162.21 mi (1,870.40 km) |
| Boynton Beach to Syracuse (Utah) | 2,077.01 mi (3,342.62 km) |
