| Roanne to Smolyan | 1,070.21 mi (1,722.33 km) |
| Roanne to Sofia | 976.23 mi (1,571.10 km) |
| Roanne to Sopot | 1,045.15 mi (1,682.00 km) |
| Roanne to Sozopol | 1,191.73 mi (1,917.91 km) |
| Roanne to Sredets | 1,169.41 mi (1,881.98 km) |
| Roanne to Stamboliyski | 1,047.59 mi (1,685.93 km) |
| Roanne to Stara Zagora | 1,093.31 mi (1,759.51 km) |
| Roanne to Svilengrad | 1,136.45 mi (1,828.94 km) |
| Roanne to Svishtov | 1,052.91 mi (1,694.50 km) |
| Roanne to Targovishte | 1,119.51 mi (1,801.68 km) |
| Roanne to Teteven | 1,015.87 mi (1,634.89 km) |
| Roanne to Troyan | 1,038.14 mi (1,670.72 km) |
| Roanne to Tryavna | 1,075.97 mi (1,731.61 km) |
| Roanne to Tutrakan | 1,105.52 mi (1,779.17 km) |
| Roanne to Varna | 1,184.15 mi (1,905.70 km) |
