| Killarney to Port Chester (New York) | 3,038.16 mi (4,889.44 km) |
| Killarney to Port Hueneme (California) | 5,130.44 mi (8,256.65 km) |
| Killarney to Port Huron (Michigan) | 3,313.46 mi (5,332.51 km) |
| Killarney to Port Lavaca (Texas) | 4,568.34 mi (7,352.03 km) |
| Killarney to Port Neches (Texas) | 4,389.82 mi (7,064.74 km) |
| Killarney to Port Orange (Florida) | 3,893.76 mi (6,266.40 km) |
| Killarney to Port Orchard (Washington) | 4,509.82 mi (7,257.86 km) |
| Killarney to Port Royal (South Carolina) | 3,722.74 mi (5,991.17 km) |
| Killarney to Port Salerno (Florida) | 3,956.32 mi (6,367.08 km) |
| Killarney to Port St. John (Florida) | 3,916.44 mi (6,302.90 km) |
| Killarney to Port St. Lucie (Florida) | 3,958.08 mi (6,369.92 km) |
| Killarney to Port Washington (New York) | 3,045.96 mi (4,902.01 km) |
| Killarney to Port Washington (Wisconsin) | 3,511.47 mi (5,651.17 km) |
| Killarney to Port Wentworth (Georgia) | 3,751.31 mi (6,037.14 km) |
| Killarney to Portage (Indiana) | 3,562.74 mi (5,733.67 km) |
