| Killarney to Security-Widefield (Colorado) | 4,370.15 mi (7,033.07 km) |
| Killarney to Sedalia (Missouri) | 3,933.85 mi (6,330.92 km) |
| Killarney to Sedro-Woolley (Washington) | 4,443.80 mi (7,151.61 km) |
| Killarney to Seguin (Texas) | 4,572.97 mi (7,359.48 km) |
| Killarney to Selden (New York) | 3,017.89 mi (4,856.82 km) |
| Killarney to Selma (Alabama) | 3,984.23 mi (6,412.00 km) |
| Killarney to Selma (California) | 5,011.62 mi (8,065.43 km) |
| Killarney to Selma (Texas) | 4,587.04 mi (7,382.12 km) |
| Killarney to Seminole (Florida) | 4,031.35 mi (6,487.83 km) |
| Killarney to Seven Hills (Ohio) | 3,351.00 mi (5,392.92 km) |
| Killarney to Seven Oaks (South Carolina) | 3,660.80 mi (5,891.49 km) |
| Killarney to Severn (Maryland) | 3,243.82 mi (5,220.42 km) |
| Killarney to Severna Park (Maryland) | 3,240.66 mi (5,215.33 km) |
| Killarney to Sevierville (Tennessee) | 3,675.42 mi (5,915.01 km) |
| Killarney to Seymour (Indiana) | 3,629.60 mi (5,841.28 km) |
