| Rubi to Smolyan | 1,168.93 mi (1,881.21 km) |
| Rubi to Sofia | 1,092.16 mi (1,757.66 km) |
| Rubi to Sopot | 1,164.37 mi (1,873.87 km) |
| Rubi to Sozopol | 1,315.38 mi (2,116.91 km) |
| Rubi to Sredets | 1,290.48 mi (2,076.82 km) |
| Rubi to Stamboliyski | 1,156.21 mi (1,860.74 km) |
| Rubi to Stara Zagora | 1,211.19 mi (1,949.23 km) |
| Rubi to Svilengrad | 1,244.12 mi (2,002.22 km) |
| Rubi to Svishtov | 1,191.82 mi (1,918.05 km) |
| Rubi to Targovishte | 1,254.52 mi (2,018.96 km) |
| Rubi to Teteven | 1,138.87 mi (1,832.83 km) |
| Rubi to Troyan | 1,161.73 mi (1,869.62 km) |
| Rubi to Tryavna | 1,201.39 mi (1,933.45 km) |
| Rubi to Tutrakan | 1,254.57 mi (2,019.03 km) |
| Rubi to Varna | 1,321.67 mi (2,127.02 km) |
