| Huyton to Smolyan | 1,508.78 mi (2,428.15 km) |
| Huyton to Sofia | 1,405.09 mi (2,261.27 km) |
| Huyton to Sopot | 1,462.20 mi (2,353.19 km) |
| Huyton to Sozopol | 1,588.20 mi (2,555.96 km) |
| Huyton to Sredets | 1,571.38 mi (2,528.89 km) |
| Huyton to Stamboliyski | 1,477.09 mi (2,377.15 km) |
| Huyton to Stara Zagora | 1,506.90 mi (2,425.11 km) |
| Huyton to Svilengrad | 1,558.26 mi (2,507.78 km) |
| Huyton to Svishtov | 1,443.69 mi (2,323.39 km) |
| Huyton to Targovishte | 1,508.06 mi (2,426.99 km) |
| Huyton to Teteven | 1,431.58 mi (2,303.91 km) |
| Huyton to Troyan | 1,450.57 mi (2,334.46 km) |
| Huyton to Tryavna | 1,481.90 mi (2,384.89 km) |
| Huyton to Tutrakan | 1,475.95 mi (2,375.31 km) |
| Huyton to Varna | 1,562.52 mi (2,514.63 km) |
