| Killarney to Reinosa | 673.58 mi (1,084.02 km) |
| Killarney to Requena | 956.98 mi (1,540.11 km) |
| Killarney to Reus | 904.31 mi (1,455.35 km) |
| Killarney to Rianxo | 650.88 mi (1,047.49 km) |
| Killarney to Ribadeo | 599.97 mi (965.55 km) |
| Killarney to Rincon de la Victoria | 1,090.25 mi (1,754.58 km) |
| Killarney to Ripoll | 873.12 mi (1,405.15 km) |
| Killarney to Ripollet | 912.59 mi (1,468.67 km) |
| Killarney to Rojales | 1,054.29 mi (1,696.72 km) |
| Killarney to Ronda | 1,079.61 mi (1,737.46 km) |
| Killarney to Roquetas de Mar | 1,108.92 mi (1,784.64 km) |
| Killarney to Rosas | 899.10 mi (1,446.96 km) |
| Killarney to Rubi | 909.29 mi (1,463.37 km) |
| Killarney to Rute | 1,048.74 mi (1,687.78 km) |
| Killarney to Sabadell | 908.20 mi (1,461.61 km) |
