| Dugny to Smolyan | 1,191.39 mi (1,917.35 km) |
| Dugny to Sofia | 1,091.12 mi (1,755.99 km) |
| Dugny to Sopot | 1,155.22 mi (1,859.14 km) |
| Dugny to Sozopol | 1,293.92 mi (2,082.37 km) |
| Dugny to Sredets | 1,273.93 mi (2,050.19 km) |
| Dugny to Stamboliyski | 1,163.90 mi (1,873.11 km) |
| Dugny to Stara Zagora | 1,202.39 mi (1,935.07 km) |
| Dugny to Svilengrad | 1,250.17 mi (2,011.96 km) |
| Dugny to Svishtov | 1,150.21 mi (1,851.08 km) |
| Dugny to Targovishte | 1,216.84 mi (1,958.32 km) |
| Dugny to Teteven | 1,124.80 mi (1,810.20 km) |
| Dugny to Troyan | 1,145.80 mi (1,843.99 km) |
| Dugny to Tryavna | 1,181.04 mi (1,900.70 km) |
| Dugny to Tutrakan | 1,193.96 mi (1,921.50 km) |
| Dugny to Varna | 1,277.63 mi (2,056.15 km) |
