| Rubi to Karlovo | 1,167.30 mi (1,878.59 km) |
| Rubi to Karnobat | 1,277.63 mi (2,056.15 km) |
| Rubi to Kavarna | 1,341.64 mi (2,159.16 km) |
| Rubi to Kazanlak | 1,197.49 mi (1,927.18 km) |
| Rubi to Knezha | 1,128.51 mi (1,816.16 km) |
| Rubi to Kostinbrod | 1,086.05 mi (1,747.82 km) |
| Rubi to Kozloduy | 1,111.03 mi (1,788.03 km) |
| Rubi to Kyustendil | 1,061.00 mi (1,707.51 km) |
| Rubi to Levski | 1,181.36 mi (1,901.21 km) |
| Rubi to Lom | 1,086.36 mi (1,748.32 km) |
| Rubi to Lovech | 1,160.97 mi (1,868.40 km) |
| Rubi to Lukovit | 1,133.09 mi (1,823.54 km) |
| Rubi to Lyaskovets | 1,211.43 mi (1,949.61 km) |
| Rubi to Mezdra | 1,109.68 mi (1,785.86 km) |
| Rubi to Momchilgrad | 1,206.12 mi (1,941.06 km) |
