| Llantwit Major to Winder (Georgia) | 4,032.28 mi (6,489.33 km) |
| Llantwit Major to Windsor (California) | 5,226.36 mi (8,411.02 km) |
| Llantwit Major to Windsor (Colorado) | 4,532.47 mi (7,294.31 km) |
| Llantwit Major to Winfield (Kansas) | 4,400.39 mi (7,081.75 km) |
| Llantwit Major to Winnetka (Illinois) | 3,815.99 mi (6,141.24 km) |
| Llantwit Major to Winona (Minnesota) | 3,876.99 mi (6,239.41 km) |
| Llantwit Major to Winston-Salem (North Carolina) | 3,789.62 mi (6,098.80 km) |
| Llantwit Major to Winter Garden (Florida) | 4,208.22 mi (6,772.47 km) |
| Llantwit Major to Winter Gardens (California) | 5,359.61 mi (8,625.46 km) |
| Llantwit Major to Winter Haven (Florida) | 4,238.92 mi (6,821.89 km) |
| Llantwit Major to Winter Park (Florida) | 4,194.70 mi (6,750.72 km) |
| Llantwit Major to Winter Springs (Florida) | 4,187.12 mi (6,738.52 km) |
| Llantwit Major to Winterville (North Carolina) | 3,696.79 mi (5,949.41 km) |
| Llantwit Major to Winton (California) | 5,224.46 mi (8,407.96 km) |
| Llantwit Major to Wisconsin Rapids (Wisconsin) | 3,792.56 mi (6,103.54 km) |
