| Killarney to San Luis Obispo (California) | 5,119.13 mi (8,238.45 km) |
| Killarney to San Marcos (California) | 5,116.24 mi (8,233.79 km) |
| Killarney to San Marcos (Texas) | 4,557.14 mi (7,334.01 km) |
| Killarney to San Marino (California) | 5,094.93 mi (8,199.50 km) |
| Killarney to San Mateo (California) | 5,046.47 mi (8,121.50 km) |
| Killarney to San Pablo (California) | 5,024.61 mi (8,086.32 km) |
| Killarney to San Rafael (California) | 5,028.87 mi (8,093.18 km) |
| Killarney to San Ramon (California) | 5,022.58 mi (8,083.06 km) |
| Killarney to San Tan Valley (Arizona) | 4,911.76 mi (7,904.72 km) |
| Killarney to Sand Springs (Oklahoma) | 4,171.49 mi (6,713.37 km) |
| Killarney to Sandusky (Ohio) | 3,389.73 mi (5,455.24 km) |
| Killarney to Sandy (Oregon) | 4,613.11 mi (7,424.09 km) |
| Killarney to Sandy (Utah) | 4,532.61 mi (7,294.53 km) |
| Killarney to Sandy Springs (Georgia) | 3,800.58 mi (6,116.44 km) |
| Killarney to Sanford (Florida) | 3,920.61 mi (6,309.62 km) |
