| Zemst to Sofia | 1,056.11 mi (1,699.65 km) |
| Zemst to Sopot | 1,114.60 mi (1,793.77 km) |
| Zemst to Sozopol | 1,244.01 mi (2,002.04 km) |
| Zemst to Sredets | 1,226.28 mi (1,973.51 km) |
| Zemst to Stamboliyski | 1,128.38 mi (1,815.96 km) |
| Zemst to Stara Zagora | 1,159.93 mi (1,866.72 km) |
| Zemst to Svilengrad | 1,210.66 mi (1,948.38 km) |
| Zemst to Svishtov | 1,099.22 mi (1,769.03 km) |
| Zemst to Targovishte | 1,164.47 mi (1,874.03 km) |
| Zemst to Teteven | 1,083.94 mi (1,744.43 km) |
| Zemst to Troyan | 1,103.39 mi (1,775.74 km) |
| Zemst to Tryavna | 1,135.69 mi (1,827.72 km) |
| Zemst to Tutrakan | 1,135.04 mi (1,826.68 km) |
| Zemst to Varna | 1,221.03 mi (1,965.06 km) |
| Zemst to Veliki Preslav | 1,177.41 mi (1,894.85 km) |
