| Llantrisant to Lake Grove (New York) | 3,284.30 mi (5,285.57 km) |
| Llantrisant to Lake Havasu City (Arizona) | 5,175.56 mi (8,329.27 km) |
| Llantrisant to Lake Hopatcong (New Jersey) | 3,341.53 mi (5,377.68 km) |
| Llantrisant to Lake in the Hills (Illinois) | 3,835.23 mi (6,172.20 km) |
| Llantrisant to Lake Jackson (Texas) | 4,758.19 mi (7,657.57 km) |
| Llantrisant to Lake Los Angeles (California) | 5,288.15 mi (8,510.46 km) |
| Llantrisant to Lake Magdalene (Florida) | 4,270.65 mi (6,872.94 km) |
| Llantrisant to Lake Mary (Florida) | 4,188.99 mi (6,741.53 km) |
| Llantrisant to Lake Monticello (Virginia) | 3,628.15 mi (5,838.95 km) |
| Llantrisant to Lake Morton-Berrydale (Washington) | 4,704.42 mi (7,571.04 km) |
| Llantrisant to Lake Norman of Catawba (North Carolina) | 3,844.55 mi (6,187.21 km) |
| Llantrisant to Lake Oswego (Oregon) | 4,828.80 mi (7,771.21 km) |
| Llantrisant to Lake Ridge (Virginia) | 3,551.71 mi (5,715.93 km) |
| Llantrisant to Lake Ronkonkoma (New York) | 3,285.35 mi (5,287.27 km) |
| Llantrisant to Lake Shore (Maryland) | 3,499.39 mi (5,631.72 km) |
