| Zafra to Smolyan | 1,652.36 mi (2,659.21 km) |
| Zafra to Sofia | 1,580.76 mi (2,543.99 km) |
| Zafra to Sopot | 1,652.88 mi (2,660.06 km) |
| Zafra to Sozopol | 1,803.46 mi (2,902.39 km) |
| Zafra to Sredets | 1,778.19 mi (2,861.71 km) |
| Zafra to Stamboliyski | 1,642.39 mi (2,643.18 km) |
| Zafra to Stara Zagora | 1,698.94 mi (2,734.18 km) |
| Zafra to Svilengrad | 1,729.00 mi (2,782.56 km) |
| Zafra to Svishtov | 1,683.70 mi (2,709.65 km) |
| Zafra to Targovishte | 1,745.35 mi (2,808.86 km) |
| Zafra to Teteven | 1,628.40 mi (2,620.66 km) |
| Zafra to Troyan | 1,651.16 mi (2,657.29 km) |
| Zafra to Tryavna | 1,690.83 mi (2,721.12 km) |
| Zafra to Tutrakan | 1,747.52 mi (2,812.36 km) |
| Zafra to Varna | 1,812.49 mi (2,916.93 km) |
