| Sommacampagna to Smolyan | 741.44 mi (1,193.23 km) |
| Sommacampagna to Sofia | 646.44 mi (1,040.35 km) |
| Sommacampagna to Sopot | 715.19 mi (1,150.99 km) |
| Sommacampagna to Sozopol | 861.95 mi (1,387.18 km) |
| Sommacampagna to Sredets | 839.51 mi (1,351.07 km) |
| Sommacampagna to Stamboliyski | 718.02 mi (1,155.55 km) |
| Sommacampagna to Stara Zagora | 763.35 mi (1,228.50 km) |
| Sommacampagna to Svilengrad | 806.73 mi (1,298.31 km) |
| Sommacampagna to Svishtov | 723.98 mi (1,165.13 km) |
| Sommacampagna to Targovishte | 790.39 mi (1,272.00 km) |
| Sommacampagna to Teteven | 685.92 mi (1,103.88 km) |
| Sommacampagna to Troyan | 708.20 mi (1,139.74 km) |
| Sommacampagna to Tryavna | 746.12 mi (1,200.76 km) |
| Sommacampagna to Tutrakan | 778.32 mi (1,252.58 km) |
| Sommacampagna to Varna | 855.50 mi (1,376.79 km) |
