| Llantwit Major to Sanford (Maine) | 3,080.44 mi (4,957.48 km) |
| Llantwit Major to Sanford (North Carolina) | 3,773.03 mi (6,072.11 km) |
| Llantwit Major to Sanger (California) | 5,229.59 mi (8,416.22 km) |
| Llantwit Major to Santa Ana (California) | 5,341.41 mi (8,596.18 km) |
| Llantwit Major to Santa Barbara (California) | 5,363.15 mi (8,631.16 km) |
| Llantwit Major to Santa Clara (California) | 5,267.82 mi (8,477.74 km) |
| Llantwit Major to Santa Clara (Oregon) | 4,918.66 mi (7,915.81 km) |
| Llantwit Major to Santa Clarita (California) | 5,323.57 mi (8,567.46 km) |
| Llantwit Major to Santa Cruz (California) | 5,291.90 mi (8,516.49 km) |
| Llantwit Major to Santa Fe (New Mexico) | 4,820.12 mi (7,757.24 km) |
| Llantwit Major to Santa Fe (Texas) | 4,725.93 mi (7,605.65 km) |
| Llantwit Major to Santa Fe Springs (California) | 5,336.42 mi (8,588.14 km) |
| Llantwit Major to Santa Maria (California) | 5,357.98 mi (8,622.84 km) |
| Llantwit Major to Santa Monica (California) | 5,345.24 mi (8,602.34 km) |
| Llantwit Major to Santa Paula (California) | 5,345.89 mi (8,603.38 km) |
