| Gardelegen to Smolyan | 978.68 mi (1,575.03 km) |
| Gardelegen to Sofia | 875.22 mi (1,408.54 km) |
| Gardelegen to Sopot | 920.73 mi (1,481.78 km) |
| Gardelegen to Sozopol | 1,029.07 mi (1,656.13 km) |
| Gardelegen to Sredets | 1,015.72 mi (1,634.65 km) |
| Gardelegen to Stamboliyski | 942.73 mi (1,517.18 km) |
| Gardelegen to Stara Zagora | 960.78 mi (1,546.22 km) |
| Gardelegen to Svilengrad | 1,014.41 mi (1,632.53 km) |
| Gardelegen to Svishtov | 888.32 mi (1,429.62 km) |
| Gardelegen to Targovishte | 948.43 mi (1,526.35 km) |
| Gardelegen to Teteven | 891.20 mi (1,434.24 km) |
| Gardelegen to Troyan | 906.97 mi (1,459.62 km) |
| Gardelegen to Tryavna | 932.70 mi (1,501.03 km) |
| Gardelegen to Tutrakan | 909.39 mi (1,463.53 km) |
| Gardelegen to Varna | 996.00 mi (1,602.91 km) |
