| Haydock to Smolyan | 1,503.38 mi (2,419.46 km) |
| Haydock to Sofia | 1,399.64 mi (2,252.50 km) |
| Haydock to Sopot | 1,456.55 mi (2,344.10 km) |
| Haydock to Sozopol | 1,582.21 mi (2,546.33 km) |
| Haydock to Sredets | 1,565.46 mi (2,519.37 km) |
| Haydock to Stamboliyski | 1,471.59 mi (2,368.30 km) |
| Haydock to Stara Zagora | 1,501.17 mi (2,415.90 km) |
| Haydock to Svilengrad | 1,552.60 mi (2,498.67 km) |
| Haydock to Svishtov | 1,437.74 mi (2,313.81 km) |
| Haydock to Targovishte | 1,502.04 mi (2,417.30 km) |
| Haydock to Teteven | 1,425.94 mi (2,294.83 km) |
| Haydock to Troyan | 1,444.87 mi (2,325.29 km) |
| Haydock to Tryavna | 1,476.10 mi (2,375.55 km) |
| Haydock to Tutrakan | 1,469.75 mi (2,365.33 km) |
| Haydock to Varna | 1,556.34 mi (2,504.69 km) |
