| Killarney to Rhosllanerchrugog | 279.06 mi (449.10 km) |
| Killarney to Rhyl | 266.96 mi (429.63 km) |
| Killarney to Rhymney | 266.03 mi (428.13 km) |
| Killarney to Richmond | 395.66 mi (636.75 km) |
| Killarney to Rickmansworth | 386.74 mi (622.40 km) |
| Killarney to Ripley | 346.91 mi (558.29 km) |
| Killarney to Ripon | 360.75 mi (580.57 km) |
| Killarney to Risca | 275.62 mi (443.57 km) |
| Killarney to Rochdale | 324.72 mi (522.58 km) |
| Killarney to Rochester | 430.62 mi (693.02 km) |
| Killarney to Rock Ferry | 286.65 mi (461.32 km) |
| Killarney to Rogerstone | 277.39 mi (446.42 km) |
| Killarney to Romford | 414.78 mi (667.53 km) |
| Killarney to Romsey | 352.02 mi (566.51 km) |
| Killarney to Ross on Wye | 294.52 mi (473.98 km) |
