| San Martino Buon Albergo to Smolyan | 730.12 mi (1,175.01 km) |
| San Martino Buon Albergo to Sofia | 634.86 mi (1,021.71 km) |
| San Martino Buon Albergo to Sopot | 703.49 mi (1,132.15 km) |
| San Martino Buon Albergo to Sozopol | 850.11 mi (1,368.12 km) |
| San Martino Buon Albergo to Sredets | 827.71 mi (1,332.08 km) |
| San Martino Buon Albergo to Stamboliyski | 706.51 mi (1,137.03 km) |
| San Martino Buon Albergo to Stara Zagora | 751.64 mi (1,209.65 km) |
| San Martino Buon Albergo to Svilengrad | 795.17 mi (1,279.70 km) |
| San Martino Buon Albergo to Svishtov | 711.99 mi (1,145.84 km) |
| San Martino Buon Albergo to Targovishte | 778.42 mi (1,252.75 km) |
| San Martino Buon Albergo to Teteven | 674.17 mi (1,084.97 km) |
| San Martino Buon Albergo to Troyan | 696.43 mi (1,120.80 km) |
| San Martino Buon Albergo to Tryavna | 734.30 mi (1,181.74 km) |
| San Martino Buon Albergo to Tutrakan | 766.22 mi (1,233.12 km) |
| San Martino Buon Albergo to Varna | 843.49 mi (1,357.47 km) |
