| Smolyan to Resana | 695.52 mi (1,119.33 km) |
| Smolyan to Rescaldina | 834.19 mi (1,342.51 km) |
| Smolyan to Rezzato | 768.44 mi (1,236.68 km) |
| Smolyan to Rho | 828.91 mi (1,334.00 km) |
| Smolyan to Ribera | 670.72 mi (1,079.42 km) |
| Smolyan to Riccione Marina | 632.72 mi (1,018.26 km) |
| Smolyan to Riesi | 639.09 mi (1,028.51 km) |
| Smolyan to Rieti | 610.31 mi (982.20 km) |
| Smolyan to Rignano Flaminio | 629.25 mi (1,012.68 km) |
| Smolyan to Rignano sull'Arno | 688.51 mi (1,108.05 km) |
| Smolyan to Rimini | 637.50 mi (1,025.95 km) |
| Smolyan to Rionero in Vulture | 471.29 mi (758.47 km) |
| Smolyan to Riposto | 570.60 mi (918.29 km) |
| Smolyan to Riva del Garda | 751.28 mi (1,209.07 km) |
| Smolyan to Rivalta di Torino | 894.20 mi (1,439.08 km) |
