| Bad Honnef am Rhein to Racconigi | 406.70 mi (654.53 km) |
| Bad Honnef am Rhein to Raffadali | 966.10 mi (1,554.79 km) |
| Bad Honnef am Rhein to Ragusa | 1,017.89 mi (1,638.14 km) |
| Bad Honnef am Rhein to Ramacca | 987.44 mi (1,589.14 km) |
| Bad Honnef am Rhein to Randazzo | 959.72 mi (1,544.53 km) |
| Bad Honnef am Rhein to Rapallo | 444.87 mi (715.94 km) |
| Bad Honnef am Rhein to Ravanusa | 982.22 mi (1,580.73 km) |
| Bad Honnef am Rhein to Ravenna | 488.70 mi (786.48 km) |
| Bad Honnef am Rhein to Recanati | 581.99 mi (936.62 km) |
| Bad Honnef am Rhein to Recco | 442.94 mi (712.84 km) |
| Bad Honnef am Rhein to Reggello | 521.59 mi (839.42 km) |
| Bad Honnef am Rhein to Reggio di Calabria | 959.04 mi (1,543.43 km) |
| Bad Honnef am Rhein to Reggio Emilia | 440.15 mi (708.35 km) |
| Bad Honnef am Rhein to Reggiolo | 429.32 mi (690.92 km) |
| Bad Honnef am Rhein to Rende | 894.26 mi (1,439.17 km) |
