| Fort Thomas to Southern Pines (North Carolina) | 386.46 mi (621.95 km) |
| Fort Thomas to Southfield (Michigan) | 242.80 mi (390.74 km) |
| Fort Thomas to Southgate (Michigan) | 225.55 mi (362.99 km) |
| Fort Thomas to Southlake (Texas) | 825.10 mi (1,327.87 km) |
| Fort Thomas to Spanaway (Washington) | 1,972.93 mi (3,175.12 km) |
| Fort Thomas to Spanish Fork (Utah) | 1,443.67 mi (2,323.36 km) |
| Fort Thomas to Spanish Lake (Missouri) | 309.96 mi (498.83 km) |
| Fort Thomas to Spanish Springs (Nevada) | 1,869.38 mi (3,008.47 km) |
| Fort Thomas to Sparks (Nevada) | 1,872.85 mi (3,014.06 km) |
| Fort Thomas to Spartanburg (South Carolina) | 317.91 mi (511.63 km) |
| Fort Thomas to Spearfish (South Dakota) | 1,062.18 mi (1,709.42 km) |
| Fort Thomas to Speedway (Indiana) | 107.79 mi (173.47 km) |
| Fort Thomas to Spencer (Iowa) | 623.27 mi (1,003.06 km) |
| Fort Thomas to Spokane (Washington) | 1,743.76 mi (2,806.31 km) |
| Fort Thomas to Spokane Valley (Washington) | 1,734.57 mi (2,791.52 km) |
