| Gualdo Tadino to Smolyan | 617.97 mi (994.53 km) |
| Gualdo Tadino to Sofia | 534.15 mi (859.63 km) |
| Gualdo Tadino to Sopot | 606.09 mi (975.41 km) |
| Gualdo Tadino to Sozopol | 757.00 mi (1,218.28 km) |
| Gualdo Tadino to Sredets | 732.59 mi (1,178.99 km) |
| Gualdo Tadino to Stamboliyski | 601.11 mi (967.39 km) |
| Gualdo Tadino to Stara Zagora | 653.62 mi (1,051.91 km) |
| Gualdo Tadino to Svilengrad | 690.16 mi (1,110.70 km) |
| Gualdo Tadino to Svishtov | 630.56 mi (1,014.79 km) |
| Gualdo Tadino to Targovishte | 693.80 mi (1,116.56 km) |
| Gualdo Tadino to Teteven | 579.52 mi (932.65 km) |
| Gualdo Tadino to Troyan | 602.42 mi (969.49 km) |
| Gualdo Tadino to Tryavna | 641.95 mi (1,033.12 km) |
| Gualdo Tadino to Tutrakan | 693.16 mi (1,115.53 km) |
| Gualdo Tadino to Varna | 760.87 mi (1,224.50 km) |
