| Canals to Smolyan | 1,340.31 mi (2,157.03 km) |
| Canals to Sofia | 1,272.13 mi (2,047.29 km) |
| Canals to Sopot | 1,343.98 mi (2,162.93 km) |
| Canals to Sozopol | 1,493.87 mi (2,404.15 km) |
| Canals to Sredets | 1,468.38 mi (2,363.12 km) |
| Canals to Stamboliyski | 1,331.87 mi (2,143.44 km) |
| Canals to Stara Zagora | 1,389.33 mi (2,235.91 km) |
| Canals to Svilengrad | 1,417.53 mi (2,281.29 km) |
| Canals to Svishtov | 1,378.22 mi (2,218.03 km) |
| Canals to Targovishte | 1,438.40 mi (2,314.88 km) |
| Canals to Teteven | 1,320.45 mi (2,125.05 km) |
| Canals to Troyan | 1,343.05 mi (2,161.43 km) |
| Canals to Tryavna | 1,382.62 mi (2,225.11 km) |
| Canals to Tutrakan | 1,443.56 mi (2,323.18 km) |
| Canals to Varna | 1,505.40 mi (2,422.71 km) |
