| Sogne to Smolyan | 1,359.18 mi (2,187.38 km) |
| Sogne to Sofia | 1,258.52 mi (2,025.40 km) |
| Sogne to Sopot | 1,295.27 mi (2,084.53 km) |
| Sogne to Sozopol | 1,384.84 mi (2,228.69 km) |
| Sogne to Sredets | 1,375.48 mi (2,213.62 km) |
| Sogne to Stamboliyski | 1,321.50 mi (2,126.75 km) |
| Sogne to Stara Zagora | 1,330.62 mi (2,141.43 km) |
| Sogne to Svilengrad | 1,384.59 mi (2,228.28 km) |
| Sogne to Svishtov | 1,252.31 mi (2,015.40 km) |
| Sogne to Targovishte | 1,306.12 mi (2,101.99 km) |
| Sogne to Teteven | 1,267.36 mi (2,039.62 km) |
| Sogne to Troyan | 1,280.33 mi (2,060.49 km) |
| Sogne to Tryavna | 1,300.82 mi (2,093.47 km) |
| Sogne to Tutrakan | 1,260.33 mi (2,028.31 km) |
| Sogne to Varna | 1,344.07 mi (2,163.06 km) |
