| Hilter to Smolyan | 1,064.55 mi (1,713.23 km) |
| Hilter to Sofia | 960.26 mi (1,545.39 km) |
| Hilter to Sopot | 1,011.96 mi (1,628.60 km) |
| Hilter to Sozopol | 1,130.29 mi (1,819.02 km) |
| Hilter to Sredets | 1,114.96 mi (1,794.35 km) |
| Hilter to Stamboliyski | 1,030.48 mi (1,658.39 km) |
| Hilter to Stara Zagora | 1,054.65 mi (1,697.29 km) |
| Hilter to Svilengrad | 1,107.36 mi (1,782.12 km) |
| Hilter to Svishtov | 986.89 mi (1,588.24 km) |
| Hilter to Targovishte | 1,049.66 mi (1,689.27 km) |
| Hilter to Teteven | 981.69 mi (1,579.87 km) |
| Hilter to Troyan | 999.23 mi (1,608.11 km) |
| Hilter to Tryavna | 1,028.07 mi (1,654.52 km) |
| Hilter to Tutrakan | 1,014.61 mi (1,632.86 km) |
| Hilter to Varna | 1,101.43 mi (1,772.58 km) |
