| Sobral de Monte Agraco to Smolyan | 1,781.13 mi (2,866.46 km) |
| Sobral de Monte Agraco to Sofia | 1,705.64 mi (2,744.96 km) |
| Sobral de Monte Agraco to Sopot | 1,777.85 mi (2,861.18 km) |
| Sobral de Monte Agraco to Sozopol | 1,928.84 mi (3,104.17 km) |
| Sobral de Monte Agraco to Sredets | 1,903.88 mi (3,064.00 km) |
| Sobral de Monte Agraco to Stamboliyski | 1,769.26 mi (2,847.36 km) |
| Sobral de Monte Agraco to Stara Zagora | 1,824.59 mi (2,936.39 km) |
| Sobral de Monte Agraco to Svilengrad | 1,856.86 mi (2,988.32 km) |
| Sobral de Monte Agraco to Svishtov | 1,805.00 mi (2,904.86 km) |
| Sobral de Monte Agraco to Targovishte | 1,867.96 mi (3,006.19 km) |
| Sobral de Monte Agraco to Teteven | 1,752.40 mi (2,820.22 km) |
| Sobral de Monte Agraco to Troyan | 1,775.27 mi (2,857.01 km) |
| Sobral de Monte Agraco to Tryavna | 1,814.93 mi (2,920.85 km) |
| Sobral de Monte Agraco to Tutrakan | 1,867.16 mi (3,004.90 km) |
| Sobral de Monte Agraco to Varna | 1,935.09 mi (3,114.22 km) |
