| Killarney to St. George (Utah) | 4,776.59 mi (7,687.18 km) |
| Killarney to St. Helens (Oregon) | 4,604.44 mi (7,410.12 km) |
| Killarney to St. James (New York) | 3,022.08 mi (4,863.57 km) |
| Killarney to St. John (Indiana) | 3,580.57 mi (5,762.37 km) |
| Killarney to St. Joseph (Missouri) | 3,946.01 mi (6,350.50 km) |
| Killarney to St. Louis (Missouri) | 3,818.81 mi (6,145.78 km) |
| Killarney to St. Louis Park (Minnesota) | 3,652.51 mi (5,878.15 km) |
| Killarney to St. Marys (Georgia) | 3,836.57 mi (6,174.36 km) |
| Killarney to St. Marys (Pennsylvania) | 3,219.88 mi (5,181.89 km) |
| Killarney to St. Matthews (Kentucky) | 3,651.20 mi (5,876.04 km) |
| Killarney to St. Michael (Minnesota) | 3,653.55 mi (5,879.83 km) |
| Killarney to St. Paul (Minnesota) | 3,642.76 mi (5,862.46 km) |
| Killarney to St. Peter (Minnesota) | 3,702.70 mi (5,958.92 km) |
| Killarney to St. Peters (Missouri) | 3,826.35 mi (6,157.91 km) |
| Killarney to St. Petersburg (Florida) | 4,028.84 mi (6,483.80 km) |
