| Derecik to Smolyan | 1,090.44 mi (1,754.89 km) |
| Derecik to Sofia | 1,174.28 mi (1,889.83 km) |
| Derecik to Sopot | 1,103.23 mi (1,775.48 km) |
| Derecik to Sozopol | 954.19 mi (1,535.63 km) |
| Derecik to Sredets | 977.32 mi (1,572.84 km) |
| Derecik to Stamboliyski | 1,106.09 mi (1,780.08 km) |
| Derecik to Stara Zagora | 1,055.15 mi (1,698.10 km) |
| Derecik to Svilengrad | 1,017.03 mi (1,636.74 km) |
| Derecik to Svishtov | 1,092.42 mi (1,758.08 km) |
| Derecik to Targovishte | 1,025.72 mi (1,650.73 km) |
| Derecik to Teteven | 1,131.47 mi (1,820.92 km) |
| Derecik to Troyan | 1,108.83 mi (1,784.49 km) |
| Derecik to Tryavna | 1,070.24 mi (1,722.38 km) |
| Derecik to Tutrakan | 1,043.04 mi (1,678.60 km) |
| Derecik to Varna | 961.70 mi (1,547.71 km) |
