| Irthlingborough to Rende | 1,202.28 mi (1,934.88 km) |
| Irthlingborough to Resana | 731.96 mi (1,177.97 km) |
| Irthlingborough to Rescaldina | 633.74 mi (1,019.90 km) |
| Irthlingborough to Rezzato | 682.50 mi (1,098.37 km) |
| Irthlingborough to Rho | 640.75 mi (1,031.18 km) |
| Irthlingborough to Ribera | 1,224.31 mi (1,970.34 km) |
| Irthlingborough to Riccione Marina | 836.91 mi (1,346.88 km) |
| Irthlingborough to Riesi | 1,259.30 mi (2,026.64 km) |
| Irthlingborough to Rieti | 928.26 mi (1,493.89 km) |
| Irthlingborough to Rignano Flaminio | 927.97 mi (1,493.43 km) |
| Irthlingborough to Rignano sull'Arno | 812.74 mi (1,307.98 km) |
| Irthlingborough to Rimini | 831.14 mi (1,337.60 km) |
| Irthlingborough to Rionero in Vulture | 1,098.81 mi (1,768.37 km) |
| Irthlingborough to Riposto | 1,264.03 mi (2,034.27 km) |
| Irthlingborough to Riva del Garda | 681.93 mi (1,097.45 km) |
