| Smolyan to Ratzeburg | 1,055.56 mi (1,698.76 km) |
| Smolyan to Raubling | 751.25 mi (1,209.02 km) |
| Smolyan to Rauenberg | 936.98 mi (1,507.93 km) |
| Smolyan to Raunheim | 972.37 mi (1,564.87 km) |
| Smolyan to Ravensburg | 853.96 mi (1,374.32 km) |
| Smolyan to Recke | 1,088.74 mi (1,752.16 km) |
| Smolyan to Recklinghausen | 1,077.32 mi (1,733.78 km) |
| Smolyan to Regen | 757.76 mi (1,219.50 km) |
| Smolyan to Regensburg | 798.03 mi (1,284.30 km) |
| Smolyan to Regenstauf | 800.67 mi (1,288.55 km) |
| Smolyan to Rehau | 852.35 mi (1,371.73 km) |
| Smolyan to Rehburg-Loccum | 1,042.85 mi (1,678.30 km) |
| Smolyan to Rehlingen-Siersburg | 1,021.60 mi (1,644.10 km) |
| Smolyan to Reichelsheim | 946.84 mi (1,523.79 km) |
| Smolyan to Reichenbach/Vogtland | 859.46 mi (1,383.16 km) |
