| Killarney to Ramnicu Sarat | 1,709.49 mi (2,751.16 km) |
| Killarney to Ramnicu Valcea | 1,604.86 mi (2,582.78 km) |
| Killarney to Rasnov | 1,634.47 mi (2,630.42 km) |
| Killarney to Reghin | 1,564.97 mi (2,518.57 km) |
| Killarney to Resita | 1,492.91 mi (2,402.61 km) |
| Killarney to Roman | 1,654.65 mi (2,662.90 km) |
| Killarney to Rosiori de Vede | 1,665.98 mi (2,681.13 km) |
| Killarney to Rovinari | 1,560.11 mi (2,510.75 km) |
| Killarney to Roznov | 1,639.75 mi (2,638.92 km) |
| Killarney to Sabaoani | 1,648.65 mi (2,653.24 km) |
| Killarney to Sacele | 1,644.17 mi (2,646.04 km) |
| Killarney to Sacueni | 1,436.65 mi (2,312.06 km) |
| Killarney to Salcea | 1,609.77 mi (2,590.67 km) |
| Killarney to Salonta | 1,434.34 mi (2,308.34 km) |
| Killarney to Sangeorgiu de Mures | 1,561.63 mi (2,513.21 km) |
