| Llantrisant to Seymour (Tennessee) | 3,945.87 mi (6,350.27 km) |
| Llantrisant to Shady Hills (Florida) | 4,257.74 mi (6,852.18 km) |
| Llantrisant to Shafter (California) | 5,283.94 mi (8,503.69 km) |
| Llantrisant to Shaker Heights (Ohio) | 3,600.65 mi (5,794.69 km) |
| Llantrisant to Shakopee (Minnesota) | 3,909.46 mi (6,291.66 km) |
| Llantrisant to Sharon (Pennsylvania) | 3,569.16 mi (5,744.01 km) |
| Llantrisant to Sharonville (Ohio) | 3,813.37 mi (6,137.02 km) |
| Llantrisant to Shasta Lake (California) | 5,087.78 mi (8,187.99 km) |
| Llantrisant to Shawnee (Kansas) | 4,232.43 mi (6,811.44 km) |
| Llantrisant to Shawnee (Oklahoma) | 4,496.68 mi (7,236.71 km) |
| Llantrisant to Sheboygan (Wisconsin) | 3,741.77 mi (6,021.80 km) |
| Llantrisant to Shelby (North Carolina) | 3,882.24 mi (6,247.86 km) |
| Llantrisant to Shelbyville (Indiana) | 3,856.46 mi (6,206.37 km) |
| Llantrisant to Shelbyville (Kentucky) | 3,896.00 mi (6,270.01 km) |
| Llantrisant to Shelbyville (Tennessee) | 4,073.23 mi (6,555.22 km) |
