| Galmaarden to Sofia | 1,067.77 mi (1,718.41 km) |
| Galmaarden to Sopot | 1,127.11 mi (1,813.91 km) |
| Galmaarden to Sozopol | 1,257.92 mi (2,024.43 km) |
| Galmaarden to Sredets | 1,239.87 mi (1,995.38 km) |
| Galmaarden to Stamboliyski | 1,140.21 mi (1,834.99 km) |
| Galmaarden to Stara Zagora | 1,172.75 mi (1,887.35 km) |
| Galmaarden to Svilengrad | 1,223.13 mi (1,968.44 km) |
| Galmaarden to Svishtov | 1,113.13 mi (1,791.41 km) |
| Galmaarden to Targovishte | 1,178.63 mi (1,896.83 km) |
| Galmaarden to Teteven | 1,096.45 mi (1,764.56 km) |
| Galmaarden to Troyan | 1,116.13 mi (1,796.25 km) |
| Galmaarden to Tryavna | 1,148.87 mi (1,848.94 km) |
| Galmaarden to Tutrakan | 1,150.06 mi (1,850.83 km) |
| Galmaarden to Varna | 1,235.82 mi (1,988.85 km) |
| Galmaarden to Veliki Preslav | 1,191.61 mi (1,917.71 km) |
