| Blegny to Sofia | 995.43 mi (1,601.99 km) |
| Blegny to Sopot | 1,053.71 mi (1,695.79 km) |
| Blegny to Sozopol | 1,183.01 mi (1,903.87 km) |
| Blegny to Sredets | 1,165.29 mi (1,875.35 km) |
| Blegny to Stamboliyski | 1,067.65 mi (1,718.22 km) |
| Blegny to Stara Zagora | 1,098.99 mi (1,768.66 km) |
| Blegny to Svilengrad | 1,149.78 mi (1,850.40 km) |
| Blegny to Svishtov | 1,038.23 mi (1,670.87 km) |
| Blegny to Targovishte | 1,103.48 mi (1,775.88 km) |
| Blegny to Teteven | 1,023.06 mi (1,646.45 km) |
| Blegny to Troyan | 1,042.47 mi (1,677.69 km) |
| Blegny to Tryavna | 1,074.72 mi (1,729.59 km) |
| Blegny to Tutrakan | 1,074.17 mi (1,728.70 km) |
| Blegny to Varna | 1,160.11 mi (1,867.02 km) |
| Blegny to Veliki Preslav | 1,116.42 mi (1,796.71 km) |
