| Drochtersen to Smolyan | 1,094.94 mi (1,762.13 km) |
| Drochtersen to Sofia | 991.47 mi (1,595.61 km) |
| Drochtersen to Sopot | 1,036.89 mi (1,668.72 km) |
| Drochtersen to Sozopol | 1,144.10 mi (1,841.26 km) |
| Drochtersen to Sredets | 1,131.08 mi (1,820.30 km) |
| Drochtersen to Stamboliyski | 1,058.99 mi (1,704.27 km) |
| Drochtersen to Stara Zagora | 1,076.76 mi (1,732.88 km) |
| Drochtersen to Svilengrad | 1,130.44 mi (1,819.27 km) |
| Drochtersen to Svishtov | 1,003.88 mi (1,615.58 km) |
| Drochtersen to Targovishte | 1,063.53 mi (1,711.59 km) |
| Drochtersen to Teteven | 1,007.39 mi (1,621.24 km) |
| Drochtersen to Troyan | 1,023.08 mi (1,646.49 km) |
| Drochtersen to Tryavna | 1,048.57 mi (1,687.51 km) |
| Drochtersen to Tutrakan | 1,023.75 mi (1,647.57 km) |
| Drochtersen to Varna | 1,110.21 mi (1,786.70 km) |
