| Leognan to Smolyan | 1,288.23 mi (2,073.20 km) |
| Leognan to Sofia | 1,198.92 mi (1,929.47 km) |
| Leognan to Sopot | 1,269.47 mi (2,043.01 km) |
| Leognan to Sozopol | 1,418.43 mi (2,282.74 km) |
| Leognan to Sredets | 1,395.22 mi (2,245.38 km) |
| Leognan to Stamboliyski | 1,268.64 mi (2,041.68 km) |
| Leognan to Stara Zagora | 1,317.62 mi (2,120.51 km) |
| Leognan to Svilengrad | 1,357.94 mi (2,185.40 km) |
| Leognan to Svishtov | 1,282.87 mi (2,064.59 km) |
| Leognan to Targovishte | 1,348.89 mi (2,170.83 km) |
| Leognan to Teteven | 1,241.07 mi (1,997.31 km) |
| Leognan to Troyan | 1,263.70 mi (2,033.74 km) |
| Leognan to Tryavna | 1,302.37 mi (2,095.97 km) |
| Leognan to Tutrakan | 1,338.39 mi (2,153.93 km) |
| Leognan to Varna | 1,414.59 mi (2,276.56 km) |
