| Horta to Smolyan | 2,783.19 mi (4,479.11 km) |
| Horta to Sofia | 2,697.46 mi (4,341.15 km) |
| Horta to Sopot | 2,768.66 mi (4,455.73 km) |
| Horta to Sozopol | 2,918.43 mi (4,696.76 km) |
| Horta to Sredets | 2,894.85 mi (4,658.81 km) |
| Horta to Stamboliyski | 2,765.92 mi (4,451.31 km) |
| Horta to Stara Zagora | 2,816.68 mi (4,533.00 km) |
| Horta to Svilengrad | 2,855.13 mi (4,594.89 km) |
| Horta to Svishtov | 2,783.94 mi (4,480.32 km) |
| Horta to Targovishte | 2,849.83 mi (4,586.35 km) |
| Horta to Teteven | 2,740.75 mi (4,410.81 km) |
| Horta to Troyan | 2,763.49 mi (4,447.41 km) |
| Horta to Tryavna | 2,802.44 mi (4,510.09 km) |
| Horta to Tutrakan | 2,839.46 mi (4,569.67 km) |
| Horta to Varna | 2,915.67 mi (4,692.32 km) |
