| Killarney to Worthington (Ohio) | 3,461.79 mi (5,571.21 km) |
| Killarney to Wright (Florida) | 4,064.50 mi (6,541.18 km) |
| Killarney to Wyandanch (New York) | 3,036.16 mi (4,886.23 km) |
| Killarney to Wyandotte (Michigan) | 3,375.00 mi (5,431.55 km) |
| Killarney to Wylie (Texas) | 4,340.21 mi (6,984.89 km) |
| Killarney to Wyndham (Virginia) | 3,345.71 mi (5,384.40 km) |
| Killarney to Wyoming (Michigan) | 3,447.31 mi (5,547.91 km) |
| Killarney to Wyomissing (Pennsylvania) | 3,162.11 mi (5,088.93 km) |
| Killarney to Xenia (Ohio) | 3,517.46 mi (5,660.81 km) |
| Killarney to Yakima (Washington) | 4,497.14 mi (7,237.45 km) |
| Killarney to Yankton (South Dakota) | 3,896.98 mi (6,271.59 km) |
| Killarney to Yauco (Puerto Rico) | 3,867.58 mi (6,224.27 km) |
| Killarney to Yazoo City (Mississippi) | 4,101.53 mi (6,600.77 km) |
| Killarney to Yeadon (Pennsylvania) | 3,149.38 mi (5,068.44 km) |
| Killarney to Yelm (Washington) | 4,540.02 mi (7,306.45 km) |
