| Llantwit Major to San Diego (California) | 5,366.61 mi (8,636.72 km) |
| Llantwit Major to San Diego Country Estates (California) | 5,345.25 mi (8,602.36 km) |
| Llantwit Major to San Dimas (California) | 5,318.12 mi (8,558.69 km) |
| Llantwit Major to San Fernando (California) | 5,328.83 mi (8,575.93 km) |
| Llantwit Major to San Francisco (California) | 5,260.20 mi (8,465.48 km) |
| Llantwit Major to San Gabriel (California) | 5,328.53 mi (8,575.44 km) |
| Llantwit Major to San Germán (Puerto Rico) | 4,115.69 mi (6,623.57 km) |
| Llantwit Major to San Jacinto (California) | 5,308.13 mi (8,542.60 km) |
| Llantwit Major to San Jose (California) | 5,267.72 mi (8,477.57 km) |
| Llantwit Major to San Juan (Puerto Rico) | 4,057.19 mi (6,529.42 km) |
| Llantwit Major to San Juan (Texas) | 5,015.03 mi (8,070.92 km) |
| Llantwit Major to San Juan Capistrano (California) | 5,347.03 mi (8,605.22 km) |
| Llantwit Major to San Leandro (California) | 5,254.20 mi (8,455.82 km) |
| Llantwit Major to San Lorenzo (California) | 5,255.32 mi (8,457.62 km) |
| Llantwit Major to San Luis (Arizona) | 5,302.57 mi (8,533.67 km) |
