| Rennes to Racconigi | 501.75 mi (807.49 km) |
| Rennes to Raffadali | 1,065.54 mi (1,714.82 km) |
| Rennes to Ragusa | 1,134.05 mi (1,825.07 km) |
| Rennes to Ramacca | 1,109.52 mi (1,785.60 km) |
| Rennes to Randazzo | 1,093.98 mi (1,760.59 km) |
| Rennes to Rapallo | 582.10 mi (936.80 km) |
| Rennes to Ravanusa | 1,088.46 mi (1,751.71 km) |
| Rennes to Ravenna | 709.33 mi (1,141.55 km) |
| Rennes to Recanati | 801.37 mi (1,289.69 km) |
| Rennes to Recco | 577.97 mi (930.15 km) |
| Rennes to Reggello | 703.99 mi (1,132.97 km) |
| Rennes to Reggio di Calabria | 1,109.77 mi (1,786.01 km) |
| Rennes to Reggio Emilia | 631.37 mi (1,016.09 km) |
| Rennes to Reggiolo | 633.01 mi (1,018.73 km) |
| Rennes to Rende | 1,074.58 mi (1,729.38 km) |
