| Montbrison to Smolyan | 1,065.98 mi (1,715.54 km) |
| Montbrison to Sofia | 973.37 mi (1,566.49 km) |
| Montbrison to Sopot | 1,042.89 mi (1,678.37 km) |
| Montbrison to Sozopol | 1,190.41 mi (1,915.77 km) |
| Montbrison to Sredets | 1,167.75 mi (1,879.32 km) |
| Montbrison to Stamboliyski | 1,044.27 mi (1,680.58 km) |
| Montbrison to Stara Zagora | 1,091.09 mi (1,755.94 km) |
| Montbrison to Svilengrad | 1,133.34 mi (1,823.94 km) |
| Montbrison to Svishtov | 1,052.74 mi (1,694.22 km) |
| Montbrison to Targovishte | 1,119.14 mi (1,801.09 km) |
| Montbrison to Teteven | 1,013.90 mi (1,631.71 km) |
| Montbrison to Troyan | 1,036.31 mi (1,667.78 km) |
| Montbrison to Tryavna | 1,074.47 mi (1,729.19 km) |
| Montbrison to Tutrakan | 1,106.61 mi (1,780.91 km) |
| Montbrison to Varna | 1,184.24 mi (1,905.85 km) |
