| Serramanna to Smolyan | 841.03 mi (1,353.50 km) |
| Serramanna to Sofia | 782.89 mi (1,259.95 km) |
| Serramanna to Sopot | 853.08 mi (1,372.90 km) |
| Serramanna to Sozopol | 999.77 mi (1,608.97 km) |
| Serramanna to Sredets | 973.92 mi (1,567.37 km) |
| Serramanna to Stamboliyski | 836.71 mi (1,346.55 km) |
| Serramanna to Stara Zagora | 896.07 mi (1,442.08 km) |
| Serramanna to Svilengrad | 919.21 mi (1,479.33 km) |
| Serramanna to Svishtov | 896.09 mi (1,442.12 km) |
| Serramanna to Targovishte | 951.58 mi (1,531.42 km) |
| Serramanna to Teteven | 832.43 mi (1,339.67 km) |
| Serramanna to Troyan | 854.32 mi (1,374.89 km) |
| Serramanna to Tryavna | 893.13 mi (1,437.35 km) |
| Serramanna to Tutrakan | 964.41 mi (1,552.06 km) |
| Serramanna to Varna | 1,017.45 mi (1,637.43 km) |
