| Bois-Colombes to Smolyan | 1,197.11 mi (1,926.55 km) |
| Bois-Colombes to Sofia | 1,096.95 mi (1,765.37 km) |
| Bois-Colombes to Sopot | 1,161.17 mi (1,868.71 km) |
| Bois-Colombes to Sozopol | 1,300.06 mi (2,092.25 km) |
| Bois-Colombes to Sredets | 1,280.02 mi (2,059.99 km) |
| Bois-Colombes to Stamboliyski | 1,169.72 mi (1,882.48 km) |
| Bois-Colombes to Stara Zagora | 1,208.38 mi (1,944.70 km) |
| Bois-Colombes to Svilengrad | 1,256.07 mi (2,021.45 km) |
| Bois-Colombes to Svishtov | 1,156.40 mi (1,861.05 km) |
| Bois-Colombes to Targovishte | 1,223.05 mi (1,968.31 km) |
| Bois-Colombes to Teteven | 1,130.77 mi (1,819.80 km) |
| Bois-Colombes to Troyan | 1,151.80 mi (1,853.64 km) |
| Bois-Colombes to Tryavna | 1,187.10 mi (1,910.45 km) |
| Bois-Colombes to Tutrakan | 1,200.32 mi (1,931.73 km) |
| Bois-Colombes to Varna | 1,283.92 mi (2,066.27 km) |
