| Llantrisant to Port Chester (New York) | 3,300.86 mi (5,312.21 km) |
| Llantrisant to Port Hueneme (California) | 5,358.53 mi (8,623.72 km) |
| Llantrisant to Port Huron (Michigan) | 3,570.06 mi (5,745.45 km) |
| Llantrisant to Port Lavaca (Texas) | 4,827.83 mi (7,769.64 km) |
| Llantrisant to Port Neches (Texas) | 4,650.07 mi (7,483.56 km) |
| Llantrisant to Port Orange (Florida) | 4,158.11 mi (6,691.84 km) |
| Llantrisant to Port Orchard (Washington) | 4,709.42 mi (7,579.07 km) |
| Llantrisant to Port Royal (South Carolina) | 3,986.79 mi (6,416.13 km) |
| Llantrisant to Port Salerno (Florida) | 4,220.51 mi (6,792.26 km) |
| Llantrisant to Port St. John (Florida) | 4,180.78 mi (6,728.32 km) |
| Llantrisant to Port St. Lucie (Florida) | 4,222.32 mi (6,795.16 km) |
| Llantrisant to Port Washington (New York) | 3,308.76 mi (5,324.93 km) |
| Llantrisant to Port Washington (Wisconsin) | 3,763.55 mi (6,056.85 km) |
| Llantrisant to Port Wentworth (Georgia) | 4,015.31 mi (6,462.02 km) |
| Llantrisant to Portage (Indiana) | 3,817.62 mi (6,143.87 km) |
